Home / 10,252.12-15,382.76-4,984.24

Finding the Fourth Proportional to 10,252.12, 15,382.76 and 4,984.24

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Solution

The fourth proportional to 10,252.12, 15,382.76 and 4,984.24 is: 7,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.12 : 15,382.76 = 4,984.24 : x
  2. Step 2: Convert to fraction form
    10,252.12/15,382.76 = 4,984.24/x
  3. Step 3: Cross multiply
    10,252.12x = 15,382.76 × 4,984.24
  4. Step 4: Simplify right side
    10,252.12x = 76,671,367.70
  5. Step 5: Solve for x
    x = 76,671,367.70/10,252.12
  6. Step 6: Final answer
    x = 7,478.59

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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.