Home / 10,228.24-15,332.64-6,520.06

Finding the Fourth Proportional to 10,228.24, 15,332.64 and 6,520.06

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Solution

The fourth proportional to 10,228.24, 15,332.64 and 6,520.06 is: 9,773.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.24 : 15,332.64 = 6,520.06 : x
  2. Step 2: Convert to fraction form
    10,228.24/15,332.64 = 6,520.06/x
  3. Step 3: Cross multiply
    10,228.24x = 15,332.64 × 6,520.06
  4. Step 4: Simplify right side
    10,228.24x = 99,969,732.76
  5. Step 5: Solve for x
    x = 99,969,732.76/10,228.24
  6. Step 6: Final answer
    x = 9,773.89

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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.