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Finding the Fourth Proportional to 3,053.44, 4,580.32 and 744.96

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Solution

The fourth proportional to 3,053.44, 4,580.32 and 744.96 is: 1,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053.44 : 4,580.32 = 744.96 : x
  2. Step 2: Convert to fraction form
    3,053.44/4,580.32 = 744.96/x
  3. Step 3: Cross multiply
    3,053.44x = 4,580.32 × 744.96
  4. Step 4: Simplify right side
    3,053.44x = 3,412,155.19
  5. Step 5: Solve for x
    x = 3,412,155.19/3,053.44
  6. Step 6: Final answer
    x = 1,117.48

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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.