Home / 6,864.55-10,287.55-5,006.95

Finding the Fourth Proportional to 6,864.55, 10,287.55 and 5,006.95

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Solution

The fourth proportional to 6,864.55, 10,287.55 and 5,006.95 is: 7,503.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.55 : 10,287.55 = 5,006.95 : x
  2. Step 2: Convert to fraction form
    6,864.55/10,287.55 = 5,006.95/x
  3. Step 3: Cross multiply
    6,864.55x = 10,287.55 × 5,006.95
  4. Step 4: Simplify right side
    6,864.55x = 51,509,248.47
  5. Step 5: Solve for x
    x = 51,509,248.47/6,864.55
  6. Step 6: Final answer
    x = 7,503.66

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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.