Home / 8,348.69-11,521.20-5,204.88

Finding the Fourth Proportional to 8,348.69, 11,521.20 and 5,204.88

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Solution

The fourth proportional to 8,348.69, 11,521.20 and 5,204.88 is: 7,182.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,348.69 : 11,521.20 = 5,204.88 : x
  2. Step 2: Convert to fraction form
    8,348.69/11,521.20 = 5,204.88/x
  3. Step 3: Cross multiply
    8,348.69x = 11,521.20 × 5,204.88
  4. Step 4: Simplify right side
    8,348.69x = 59,966,463.46
  5. Step 5: Solve for x
    x = 59,966,463.46/8,348.69
  6. Step 6: Final answer
    x = 7,182.74

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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.