Home / 10,565.67-15,856.50-7,225.94

Finding the Fourth Proportional to 10,565.67, 15,856.50 and 7,225.94

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Solution

The fourth proportional to 10,565.67, 15,856.50 and 7,225.94 is: 10,844.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.67 : 15,856.50 = 7,225.94 : x
  2. Step 2: Convert to fraction form
    10,565.67/15,856.50 = 7,225.94/x
  3. Step 3: Cross multiply
    10,565.67x = 15,856.50 × 7,225.94
  4. Step 4: Simplify right side
    10,565.67x = 114,578,184.35
  5. Step 5: Solve for x
    x = 114,578,184.35/10,565.67
  6. Step 6: Final answer
    x = 10,844.38

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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.