Home / 8,801.14-12,145.22-5,266.30

Finding the Fourth Proportional to 8,801.14, 12,145.22 and 5,266.30

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Solution

The fourth proportional to 8,801.14, 12,145.22 and 5,266.30 is: 7,267.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.14 : 12,145.22 = 5,266.30 : x
  2. Step 2: Convert to fraction form
    8,801.14/12,145.22 = 5,266.30/x
  3. Step 3: Cross multiply
    8,801.14x = 12,145.22 × 5,266.30
  4. Step 4: Simplify right side
    8,801.14x = 63,960,343.10
  5. Step 5: Solve for x
    x = 63,960,343.10/8,801.14
  6. Step 6: Final answer
    x = 7,267.28

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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.