Home / 5,108.23-7,656.16-3,625.12

Finding the Fourth Proportional to 5,108.23, 7,656.16 and 3,625.12

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Solution

The fourth proportional to 5,108.23, 7,656.16 and 3,625.12 is: 5,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108.23 : 7,656.16 = 3,625.12 : x
  2. Step 2: Convert to fraction form
    5,108.23/7,656.16 = 3,625.12/x
  3. Step 3: Cross multiply
    5,108.23x = 7,656.16 × 3,625.12
  4. Step 4: Simplify right side
    5,108.23x = 27,754,498.74
  5. Step 5: Solve for x
    x = 27,754,498.74/5,108.23
  6. Step 6: Final answer
    x = 5,433.29

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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.