Home / 5,267.90-7,266.30-3,141.92

Finding the Fourth Proportional to 5,267.90, 7,266.30 and 3,141.92

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Solution

The fourth proportional to 5,267.90, 7,266.30 and 3,141.92 is: 4,333.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.90 : 7,266.30 = 3,141.92 : x
  2. Step 2: Convert to fraction form
    5,267.90/7,266.30 = 3,141.92/x
  3. Step 3: Cross multiply
    5,267.90x = 7,266.30 × 3,141.92
  4. Step 4: Simplify right side
    5,267.90x = 22,830,133.30
  5. Step 5: Solve for x
    x = 22,830,133.30/5,267.90
  6. Step 6: Final answer
    x = 4,333.82

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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.