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Finding the Fourth Proportional to 6,560.50, 9,053.49 and 3,616.50

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Solution

The fourth proportional to 6,560.50, 9,053.49 and 3,616.50 is: 4,990.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.50 : 9,053.49 = 3,616.50 : x
  2. Step 2: Convert to fraction form
    6,560.50/9,053.49 = 3,616.50/x
  3. Step 3: Cross multiply
    6,560.50x = 9,053.49 × 3,616.50
  4. Step 4: Simplify right side
    6,560.50x = 32,741,946.59
  5. Step 5: Solve for x
    x = 32,741,946.59/6,560.50
  6. Step 6: Final answer
    x = 4,990.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.