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Finding the Fourth Proportional to 6,560.84, 9,053.85 and 3,576.50

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Solution

The fourth proportional to 6,560.84, 9,053.85 and 3,576.50 is: 4,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560.84 : 9,053.85 = 3,576.50 : x
  2. Step 2: Convert to fraction form
    6,560.84/9,053.85 = 3,576.50/x
  3. Step 3: Cross multiply
    6,560.84x = 9,053.85 × 3,576.50
  4. Step 4: Simplify right side
    6,560.84x = 32,381,049.26
  5. Step 5: Solve for x
    x = 32,381,049.26/6,560.84
  6. Step 6: Final answer
    x = 4,935.50

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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.