Home / 10,225.71-15,337.08-2,830.68

Finding the Fourth Proportional to 10,225.71, 15,337.08 and 2,830.68

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Solution

The fourth proportional to 10,225.71, 15,337.08 and 2,830.68 is: 4,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.71 : 15,337.08 = 2,830.68 : x
  2. Step 2: Convert to fraction form
    10,225.71/15,337.08 = 2,830.68/x
  3. Step 3: Cross multiply
    10,225.71x = 15,337.08 × 2,830.68
  4. Step 4: Simplify right side
    10,225.71x = 43,414,365.61
  5. Step 5: Solve for x
    x = 43,414,365.61/10,225.71
  6. Step 6: Final answer
    x = 4,245.61

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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.