Home / 6,747.04-10,124.40-5,387.68

Finding the Fourth Proportional to 6,747.04, 10,124.40 and 5,387.68

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Solution

The fourth proportional to 6,747.04, 10,124.40 and 5,387.68 is: 8,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.04 : 10,124.40 = 5,387.68 : x
  2. Step 2: Convert to fraction form
    6,747.04/10,124.40 = 5,387.68/x
  3. Step 3: Cross multiply
    6,747.04x = 10,124.40 × 5,387.68
  4. Step 4: Simplify right side
    6,747.04x = 54,547,027.39
  5. Step 5: Solve for x
    x = 54,547,027.39/6,747.04
  6. Step 6: Final answer
    x = 8,084.59

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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.