Home / 7,678.41-10,596.10-4,321.23

Finding the Fourth Proportional to 7,678.41, 10,596.10 and 4,321.23

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Solution

The fourth proportional to 7,678.41, 10,596.10 and 4,321.23 is: 5,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,678.41 : 10,596.10 = 4,321.23 : x
  2. Step 2: Convert to fraction form
    7,678.41/10,596.10 = 4,321.23/x
  3. Step 3: Cross multiply
    7,678.41x = 10,596.10 × 4,321.23
  4. Step 4: Simplify right side
    7,678.41x = 45,788,185.20
  5. Step 5: Solve for x
    x = 45,788,185.20/7,678.41
  6. Step 6: Final answer
    x = 5,963.24

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Half scale
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Double scale
Find fourth proportional to 7,679.41, 10,597.48 and 4,322.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.