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Finding the Fourth Proportional to 10,445.92, 15,668.16 and 3,050.16

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Solution

The fourth proportional to 10,445.92, 15,668.16 and 3,050.16 is: 4,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.92 : 15,668.16 = 3,050.16 : x
  2. Step 2: Convert to fraction form
    10,445.92/15,668.16 = 3,050.16/x
  3. Step 3: Cross multiply
    10,445.92x = 15,668.16 × 3,050.16
  4. Step 4: Simplify right side
    10,445.92x = 47,790,394.91
  5. Step 5: Solve for x
    x = 47,790,394.91/10,445.92
  6. Step 6: Final answer
    x = 4,575.03

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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.