Home / 8,701.16-13,044.36-2,856.20

Finding the Fourth Proportional to 8,701.16, 13,044.36 and 2,856.20

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Solution

The fourth proportional to 8,701.16, 13,044.36 and 2,856.20 is: 4,281.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701.16 : 13,044.36 = 2,856.20 : x
  2. Step 2: Convert to fraction form
    8,701.16/13,044.36 = 2,856.20/x
  3. Step 3: Cross multiply
    8,701.16x = 13,044.36 × 2,856.20
  4. Step 4: Simplify right side
    8,701.16x = 37,257,301.03
  5. Step 5: Solve for x
    x = 37,257,301.03/8,701.16
  6. Step 6: Final answer
    x = 4,281.88

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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.