Home / 12,793.60-19,187.16-5,002.48

Finding the Fourth Proportional to 12,793.60, 19,187.16 and 5,002.48

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Solution

The fourth proportional to 12,793.60, 19,187.16 and 5,002.48 is: 7,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793.60 : 19,187.16 = 5,002.48 : x
  2. Step 2: Convert to fraction form
    12,793.60/19,187.16 = 5,002.48/x
  3. Step 3: Cross multiply
    12,793.60x = 19,187.16 × 5,002.48
  4. Step 4: Simplify right side
    12,793.60x = 95,983,384.16
  5. Step 5: Solve for x
    x = 95,983,384.16/12,793.60
  6. Step 6: Final answer
    x = 7,502.45

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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.