Home / 5,078.79-7,001.84-3,564.29

Finding the Fourth Proportional to 5,078.79, 7,001.84 and 3,564.29

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Solution

The fourth proportional to 5,078.79, 7,001.84 and 3,564.29 is: 4,913.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.79 : 7,001.84 = 3,564.29 : x
  2. Step 2: Convert to fraction form
    5,078.79/7,001.84 = 3,564.29/x
  3. Step 3: Cross multiply
    5,078.79x = 7,001.84 × 3,564.29
  4. Step 4: Simplify right side
    5,078.79x = 24,956,588.29
  5. Step 5: Solve for x
    x = 24,956,588.29/5,078.79
  6. Step 6: Final answer
    x = 4,913.88

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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.