Home / 7,523.18-10,381.21-4,165.10

Finding the Fourth Proportional to 7,523.18, 10,381.21 and 4,165.10

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Solution

The fourth proportional to 7,523.18, 10,381.21 and 4,165.10 is: 5,747.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.18 : 10,381.21 = 4,165.10 : x
  2. Step 2: Convert to fraction form
    7,523.18/10,381.21 = 4,165.10/x
  3. Step 3: Cross multiply
    7,523.18x = 10,381.21 × 4,165.10
  4. Step 4: Simplify right side
    7,523.18x = 43,238,777.77
  5. Step 5: Solve for x
    x = 43,238,777.77/7,523.18
  6. Step 6: Final answer
    x = 5,747.41

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Half scale
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Double scale
Find fourth proportional to 7,524.18, 10,382.59 and 4,166.10
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.