Home / 10,282.82-15,421.80-4,732.70

Finding the Fourth Proportional to 10,282.82, 15,421.80 and 4,732.70

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Solution

The fourth proportional to 10,282.82, 15,421.80 and 4,732.70 is: 7,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,282.82 : 15,421.80 = 4,732.70 : x
  2. Step 2: Convert to fraction form
    10,282.82/15,421.80 = 4,732.70/x
  3. Step 3: Cross multiply
    10,282.82x = 15,421.80 × 4,732.70
  4. Step 4: Simplify right side
    10,282.82x = 72,986,752.86
  5. Step 5: Solve for x
    x = 72,986,752.86/10,282.82
  6. Step 6: Final answer
    x = 7,097.93

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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.