Home / 10,390.74-15,593.56-7,050.66

Finding the Fourth Proportional to 10,390.74, 15,593.56 and 7,050.66

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Solution

The fourth proportional to 10,390.74, 15,593.56 and 7,050.66 is: 10,581.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390.74 : 15,593.56 = 7,050.66 : x
  2. Step 2: Convert to fraction form
    10,390.74/15,593.56 = 7,050.66/x
  3. Step 3: Cross multiply
    10,390.74x = 15,593.56 × 7,050.66
  4. Step 4: Simplify right side
    10,390.74x = 109,944,889.75
  5. Step 5: Solve for x
    x = 109,944,889.75/10,390.74
  6. Step 6: Final answer
    x = 10,581.05

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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.