Home / 8,156.04-12,241.50-5,042.08

Finding the Fourth Proportional to 8,156.04, 12,241.50 and 5,042.08

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Solution

The fourth proportional to 8,156.04, 12,241.50 and 5,042.08 is: 7,567.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.04 : 12,241.50 = 5,042.08 : x
  2. Step 2: Convert to fraction form
    8,156.04/12,241.50 = 5,042.08/x
  3. Step 3: Cross multiply
    8,156.04x = 12,241.50 × 5,042.08
  4. Step 4: Simplify right side
    8,156.04x = 61,722,622.32
  5. Step 5: Solve for x
    x = 61,722,622.32/8,156.04
  6. Step 6: Final answer
    x = 7,567.72

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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.