Home / 8,248.48-11,371.38-6,984.52

Finding the Fourth Proportional to 8,248.48, 11,371.38 and 6,984.52

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Solution

The fourth proportional to 8,248.48, 11,371.38 and 6,984.52 is: 9,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.48 : 11,371.38 = 6,984.52 : x
  2. Step 2: Convert to fraction form
    8,248.48/11,371.38 = 6,984.52/x
  3. Step 3: Cross multiply
    8,248.48x = 11,371.38 × 6,984.52
  4. Step 4: Simplify right side
    8,248.48x = 79,423,631.04
  5. Step 5: Solve for x
    x = 79,423,631.04/8,248.48
  6. Step 6: Final answer
    x = 9,628.88

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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.