Home / 5,442.40-7,499.98-3,670.93

Finding the Fourth Proportional to 5,442.40, 7,499.98 and 3,670.93

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Solution

The fourth proportional to 5,442.40, 7,499.98 and 3,670.93 is: 5,058.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.40 : 7,499.98 = 3,670.93 : x
  2. Step 2: Convert to fraction form
    5,442.40/7,499.98 = 3,670.93/x
  3. Step 3: Cross multiply
    5,442.40x = 7,499.98 × 3,670.93
  4. Step 4: Simplify right side
    5,442.40x = 27,531,873.65
  5. Step 5: Solve for x
    x = 27,531,873.65/5,442.40
  6. Step 6: Final answer
    x = 5,058.78

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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.