Home / 9,516.26-13,129.23-5,534.10

Finding the Fourth Proportional to 9,516.26, 13,129.23 and 5,534.10

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Solution

The fourth proportional to 9,516.26, 13,129.23 and 5,534.10 is: 7,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.26 : 13,129.23 = 5,534.10 : x
  2. Step 2: Convert to fraction form
    9,516.26/13,129.23 = 5,534.10/x
  3. Step 3: Cross multiply
    9,516.26x = 13,129.23 × 5,534.10
  4. Step 4: Simplify right side
    9,516.26x = 72,658,471.74
  5. Step 5: Solve for x
    x = 72,658,471.74/9,516.26
  6. Step 6: Final answer
    x = 7,635.19

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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.