Home / 3,737.64-5,158.54-2,851.76

Finding the Fourth Proportional to 3,737.64, 5,158.54 and 2,851.76

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Solution

The fourth proportional to 3,737.64, 5,158.54 and 2,851.76 is: 3,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,737.64 : 5,158.54 = 2,851.76 : x
  2. Step 2: Convert to fraction form
    3,737.64/5,158.54 = 2,851.76/x
  3. Step 3: Cross multiply
    3,737.64x = 5,158.54 × 2,851.76
  4. Step 4: Simplify right side
    3,737.64x = 14,710,918.03
  5. Step 5: Solve for x
    x = 14,710,918.03/3,737.64
  6. Step 6: Final answer
    x = 3,935.88

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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.