Home / 9,145.32-13,711.73-4,398.97

Finding the Fourth Proportional to 9,145.32, 13,711.73 and 4,398.97

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Solution

The fourth proportional to 9,145.32, 13,711.73 and 4,398.97 is: 6,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145.32 : 13,711.73 = 4,398.97 : x
  2. Step 2: Convert to fraction form
    9,145.32/13,711.73 = 4,398.97/x
  3. Step 3: Cross multiply
    9,145.32x = 13,711.73 × 4,398.97
  4. Step 4: Simplify right side
    9,145.32x = 60,317,483.10
  5. Step 5: Solve for x
    x = 60,317,483.10/9,145.32
  6. Step 6: Final answer
    x = 6,595.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.