Home / 9,438.68-13,025.26-5,459.70

Finding the Fourth Proportional to 9,438.68, 13,025.26 and 5,459.70

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Solution

The fourth proportional to 9,438.68, 13,025.26 and 5,459.70 is: 7,534.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.68 : 13,025.26 = 5,459.70 : x
  2. Step 2: Convert to fraction form
    9,438.68/13,025.26 = 5,459.70/x
  3. Step 3: Cross multiply
    9,438.68x = 13,025.26 × 5,459.70
  4. Step 4: Simplify right side
    9,438.68x = 71,114,036.98
  5. Step 5: Solve for x
    x = 71,114,036.98/9,438.68
  6. Step 6: Final answer
    x = 7,534.32

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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.