Home / 8,547.24-11,793.79-5,710.06

Finding the Fourth Proportional to 8,547.24, 11,793.79 and 5,710.06

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Solution

The fourth proportional to 8,547.24, 11,793.79 and 5,710.06 is: 7,878.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547.24 : 11,793.79 = 5,710.06 : x
  2. Step 2: Convert to fraction form
    8,547.24/11,793.79 = 5,710.06/x
  3. Step 3: Cross multiply
    8,547.24x = 11,793.79 × 5,710.06
  4. Step 4: Simplify right side
    8,547.24x = 67,343,248.53
  5. Step 5: Solve for x
    x = 67,343,248.53/8,547.24
  6. Step 6: Final answer
    x = 7,878.95

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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.