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Finding the Fourth Proportional to 3,709.69, 5,560.48 and 2,248.45

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Solution

The fourth proportional to 3,709.69, 5,560.48 and 2,248.45 is: 3,370.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.69 : 5,560.48 = 2,248.45 : x
  2. Step 2: Convert to fraction form
    3,709.69/5,560.48 = 2,248.45/x
  3. Step 3: Cross multiply
    3,709.69x = 5,560.48 × 2,248.45
  4. Step 4: Simplify right side
    3,709.69x = 12,502,461.26
  5. Step 5: Solve for x
    x = 12,502,461.26/3,709.69
  6. Step 6: Final answer
    x = 3,370.22

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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.