Home / 5,315.52-7,337.07-3,636.29

Finding the Fourth Proportional to 5,315.52, 7,337.07 and 3,636.29

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Solution

The fourth proportional to 5,315.52, 7,337.07 and 3,636.29 is: 5,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315.52 : 7,337.07 = 3,636.29 : x
  2. Step 2: Convert to fraction form
    5,315.52/7,337.07 = 3,636.29/x
  3. Step 3: Cross multiply
    5,315.52x = 7,337.07 × 3,636.29
  4. Step 4: Simplify right side
    5,315.52x = 26,679,659.40
  5. Step 5: Solve for x
    x = 26,679,659.40/5,315.52
  6. Step 6: Final answer
    x = 5,019.20

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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.