Home / 5,065.29-7,592.36-3,421.35

Finding the Fourth Proportional to 5,065.29, 7,592.36 and 3,421.35

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Solution

The fourth proportional to 5,065.29, 7,592.36 and 3,421.35 is: 5,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.29 : 7,592.36 = 3,421.35 : x
  2. Step 2: Convert to fraction form
    5,065.29/7,592.36 = 3,421.35/x
  3. Step 3: Cross multiply
    5,065.29x = 7,592.36 × 3,421.35
  4. Step 4: Simplify right side
    5,065.29x = 25,976,103.78
  5. Step 5: Solve for x
    x = 25,976,103.78/5,065.29
  6. Step 6: Final answer
    x = 5,128.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.