Home / 10,296.72-15,445.08-4,449.74

Finding the Fourth Proportional to 10,296.72, 15,445.08 and 4,449.74

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Solution

The fourth proportional to 10,296.72, 15,445.08 and 4,449.74 is: 6,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,296.72 : 15,445.08 = 4,449.74 : x
  2. Step 2: Convert to fraction form
    10,296.72/15,445.08 = 4,449.74/x
  3. Step 3: Cross multiply
    10,296.72x = 15,445.08 × 4,449.74
  4. Step 4: Simplify right side
    10,296.72x = 68,726,513.05
  5. Step 5: Solve for x
    x = 68,726,513.05/10,296.72
  6. Step 6: Final answer
    x = 6,674.60

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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.