Home / 10,400.13-15,606.54-5,473.17

Finding the Fourth Proportional to 10,400.13, 15,606.54 and 5,473.17

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Solution

The fourth proportional to 10,400.13, 15,606.54 and 5,473.17 is: 8,213.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.13 : 15,606.54 = 5,473.17 : x
  2. Step 2: Convert to fraction form
    10,400.13/15,606.54 = 5,473.17/x
  3. Step 3: Cross multiply
    10,400.13x = 15,606.54 × 5,473.17
  4. Step 4: Simplify right side
    10,400.13x = 85,417,246.53
  5. Step 5: Solve for x
    x = 85,417,246.53/10,400.13
  6. Step 6: Final answer
    x = 8,213.09

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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.