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Finding the Fourth Proportional to 5,750.71, 8,612.35 and 3,552.77

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Solution

The fourth proportional to 5,750.71, 8,612.35 and 3,552.77 is: 5,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.71 : 8,612.35 = 3,552.77 : x
  2. Step 2: Convert to fraction form
    5,750.71/8,612.35 = 3,552.77/x
  3. Step 3: Cross multiply
    5,750.71x = 8,612.35 × 3,552.77
  4. Step 4: Simplify right side
    5,750.71x = 30,597,698.71
  5. Step 5: Solve for x
    x = 30,597,698.71/5,750.71
  6. Step 6: Final answer
    x = 5,320.68

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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.