Home / 5,230.10-7,807.53-4,481.66

Finding the Fourth Proportional to 5,230.10, 7,807.53 and 4,481.66

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Solution

The fourth proportional to 5,230.10, 7,807.53 and 4,481.66 is: 6,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.10 : 7,807.53 = 4,481.66 : x
  2. Step 2: Convert to fraction form
    5,230.10/7,807.53 = 4,481.66/x
  3. Step 3: Cross multiply
    5,230.10x = 7,807.53 × 4,481.66
  4. Step 4: Simplify right side
    5,230.10x = 34,990,694.90
  5. Step 5: Solve for x
    x = 34,990,694.90/5,230.10
  6. Step 6: Final answer
    x = 6,690.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.