Home / 10,332.18-15,496.94-3,311.60

Finding the Fourth Proportional to 10,332.18, 15,496.94 and 3,311.60

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Solution

The fourth proportional to 10,332.18, 15,496.94 and 3,311.60 is: 4,966.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.18 : 15,496.94 = 3,311.60 : x
  2. Step 2: Convert to fraction form
    10,332.18/15,496.94 = 3,311.60/x
  3. Step 3: Cross multiply
    10,332.18x = 15,496.94 × 3,311.60
  4. Step 4: Simplify right side
    10,332.18x = 51,319,666.50
  5. Step 5: Solve for x
    x = 51,319,666.50/10,332.18
  6. Step 6: Final answer
    x = 4,966.97

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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.