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Finding the Fourth Proportional to 6,563.65, 9,061.52 and 4,549.99

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Solution

The fourth proportional to 6,563.65, 9,061.52 and 4,549.99 is: 6,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563.65 : 9,061.52 = 4,549.99 : x
  2. Step 2: Convert to fraction form
    6,563.65/9,061.52 = 4,549.99/x
  3. Step 3: Cross multiply
    6,563.65x = 9,061.52 × 4,549.99
  4. Step 4: Simplify right side
    6,563.65x = 41,229,825.38
  5. Step 5: Solve for x
    x = 41,229,825.38/6,563.65
  6. Step 6: Final answer
    x = 6,281.54

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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.