Home / 4,154.59-5,731.86-2,642.83

Finding the Fourth Proportional to 4,154.59, 5,731.86 and 2,642.83

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Solution

The fourth proportional to 4,154.59, 5,731.86 and 2,642.83 is: 3,646.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.59 : 5,731.86 = 2,642.83 : x
  2. Step 2: Convert to fraction form
    4,154.59/5,731.86 = 2,642.83/x
  3. Step 3: Cross multiply
    4,154.59x = 5,731.86 × 2,642.83
  4. Step 4: Simplify right side
    4,154.59x = 15,148,327.14
  5. Step 5: Solve for x
    x = 15,148,327.14/4,154.59
  6. Step 6: Final answer
    x = 3,646.17

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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.