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Finding the Fourth Proportional to 5,808.80, 8,010.25 and 4,972.28

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Solution

The fourth proportional to 5,808.80, 8,010.25 and 4,972.28 is: 6,856.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.80 : 8,010.25 = 4,972.28 : x
  2. Step 2: Convert to fraction form
    5,808.80/8,010.25 = 4,972.28/x
  3. Step 3: Cross multiply
    5,808.80x = 8,010.25 × 4,972.28
  4. Step 4: Simplify right side
    5,808.80x = 39,829,153.39
  5. Step 5: Solve for x
    x = 39,829,153.39/5,808.80
  6. Step 6: Final answer
    x = 6,856.69

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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.