Home / 10,291.06-15,442.51-4,367.49

Finding the Fourth Proportional to 10,291.06, 15,442.51 and 4,367.49

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Solution

The fourth proportional to 10,291.06, 15,442.51 and 4,367.49 is: 6,553.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.06 : 15,442.51 = 4,367.49 : x
  2. Step 2: Convert to fraction form
    10,291.06/15,442.51 = 4,367.49/x
  3. Step 3: Cross multiply
    10,291.06x = 15,442.51 × 4,367.49
  4. Step 4: Simplify right side
    10,291.06x = 67,445,008.00
  5. Step 5: Solve for x
    x = 67,445,008.00/10,291.06
  6. Step 6: Final answer
    x = 6,553.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.