Home / 10,526.28-14,516.12-6,745.20

Finding the Fourth Proportional to 10,526.28, 14,516.12 and 6,745.20

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Solution

The fourth proportional to 10,526.28, 14,516.12 and 6,745.20 is: 9,301.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,526.28 : 14,516.12 = 6,745.20 : x
  2. Step 2: Convert to fraction form
    10,526.28/14,516.12 = 6,745.20/x
  3. Step 3: Cross multiply
    10,526.28x = 14,516.12 × 6,745.20
  4. Step 4: Simplify right side
    10,526.28x = 97,914,132.62
  5. Step 5: Solve for x
    x = 97,914,132.62/10,526.28
  6. Step 6: Final answer
    x = 9,301.87

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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.