Home / 7,363.90-10,149.06-5,118.58

Finding the Fourth Proportional to 7,363.90, 10,149.06 and 5,118.58

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Solution

The fourth proportional to 7,363.90, 10,149.06 and 5,118.58 is: 7,054.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,363.90 : 10,149.06 = 5,118.58 : x
  2. Step 2: Convert to fraction form
    7,363.90/10,149.06 = 5,118.58/x
  3. Step 3: Cross multiply
    7,363.90x = 10,149.06 × 5,118.58
  4. Step 4: Simplify right side
    7,363.90x = 51,948,775.53
  5. Step 5: Solve for x
    x = 51,948,775.53/7,363.90
  6. Step 6: Final answer
    x = 7,054.52

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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.