Home / 7,450.23-10,281.18-4,092.88

Finding the Fourth Proportional to 7,450.23, 10,281.18 and 4,092.88

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Solution

The fourth proportional to 7,450.23, 10,281.18 and 4,092.88 is: 5,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.23 : 10,281.18 = 4,092.88 : x
  2. Step 2: Convert to fraction form
    7,450.23/10,281.18 = 4,092.88/x
  3. Step 3: Cross multiply
    7,450.23x = 10,281.18 × 4,092.88
  4. Step 4: Simplify right side
    7,450.23x = 42,079,621.90
  5. Step 5: Solve for x
    x = 42,079,621.90/7,450.23
  6. Step 6: Final answer
    x = 5,648.10

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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.