Home / 8,351.39-11,524.79-4,574.52

Finding the Fourth Proportional to 8,351.39, 11,524.79 and 4,574.52

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Solution

The fourth proportional to 8,351.39, 11,524.79 and 4,574.52 is: 6,312.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.39 : 11,524.79 = 4,574.52 : x
  2. Step 2: Convert to fraction form
    8,351.39/11,524.79 = 4,574.52/x
  3. Step 3: Cross multiply
    8,351.39x = 11,524.79 × 4,574.52
  4. Step 4: Simplify right side
    8,351.39x = 52,720,359.48
  5. Step 5: Solve for x
    x = 52,720,359.48/8,351.39
  6. Step 6: Final answer
    x = 6,312.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.