Home / 4,239.62-5,853.56-2,646.89

Finding the Fourth Proportional to 4,239.62, 5,853.56 and 2,646.89

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Solution

The fourth proportional to 4,239.62, 5,853.56 and 2,646.89 is: 3,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.62 : 5,853.56 = 2,646.89 : x
  2. Step 2: Convert to fraction form
    4,239.62/5,853.56 = 2,646.89/x
  3. Step 3: Cross multiply
    4,239.62x = 5,853.56 × 2,646.89
  4. Step 4: Simplify right side
    4,239.62x = 15,493,686.93
  5. Step 5: Solve for x
    x = 15,493,686.93/4,239.62
  6. Step 6: Final answer
    x = 3,654.50

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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.