Home / 7,611.19-10,503.56-4,254.22

Finding the Fourth Proportional to 7,611.19, 10,503.56 and 4,254.22

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Solution

The fourth proportional to 7,611.19, 10,503.56 and 4,254.22 is: 5,870.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.19 : 10,503.56 = 4,254.22 : x
  2. Step 2: Convert to fraction form
    7,611.19/10,503.56 = 4,254.22/x
  3. Step 3: Cross multiply
    7,611.19x = 10,503.56 × 4,254.22
  4. Step 4: Simplify right side
    7,611.19x = 44,684,455.02
  5. Step 5: Solve for x
    x = 44,684,455.02/7,611.19
  6. Step 6: Final answer
    x = 5,870.89

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Half scale
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Double scale
Find fourth proportional to 7,612.19, 10,504.94 and 4,255.22
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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.