Home / 7,442.88-10,270.16-4,458.04

Finding the Fourth Proportional to 7,442.88, 10,270.16 and 4,458.04

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Solution

The fourth proportional to 7,442.88, 10,270.16 and 4,458.04 is: 6,151.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.88 : 10,270.16 = 4,458.04 : x
  2. Step 2: Convert to fraction form
    7,442.88/10,270.16 = 4,458.04/x
  3. Step 3: Cross multiply
    7,442.88x = 10,270.16 × 4,458.04
  4. Step 4: Simplify right side
    7,442.88x = 45,784,784.09
  5. Step 5: Solve for x
    x = 45,784,784.09/7,442.88
  6. Step 6: Final answer
    x = 6,151.49

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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.