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Finding the Fourth Proportional to 3,043.77, 4,200.15 and 1,924.71

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Solution

The fourth proportional to 3,043.77, 4,200.15 and 1,924.71 is: 2,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,043.77 : 4,200.15 = 1,924.71 : x
  2. Step 2: Convert to fraction form
    3,043.77/4,200.15 = 1,924.71/x
  3. Step 3: Cross multiply
    3,043.77x = 4,200.15 × 1,924.71
  4. Step 4: Simplify right side
    3,043.77x = 8,084,070.71
  5. Step 5: Solve for x
    x = 8,084,070.71/3,043.77
  6. Step 6: Final answer
    x = 2,655.94

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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.