Home / 3,565.28-4,925.04-2,687.84

Finding the Fourth Proportional to 3,565.28, 4,925.04 and 2,687.84

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Solution

The fourth proportional to 3,565.28, 4,925.04 and 2,687.84 is: 3,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.28 : 4,925.04 = 2,687.84 : x
  2. Step 2: Convert to fraction form
    3,565.28/4,925.04 = 2,687.84/x
  3. Step 3: Cross multiply
    3,565.28x = 4,925.04 × 2,687.84
  4. Step 4: Simplify right side
    3,565.28x = 13,237,719.51
  5. Step 5: Solve for x
    x = 13,237,719.51/3,565.28
  6. Step 6: Final answer
    x = 3,712.95

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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.