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Finding the Fourth Proportional to 5,012.61, 7,502.49 and 4,558.80

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Solution

The fourth proportional to 5,012.61, 7,502.49 and 4,558.80 is: 6,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.61 : 7,502.49 = 4,558.80 : x
  2. Step 2: Convert to fraction form
    5,012.61/7,502.49 = 4,558.80/x
  3. Step 3: Cross multiply
    5,012.61x = 7,502.49 × 4,558.80
  4. Step 4: Simplify right side
    5,012.61x = 34,202,351.41
  5. Step 5: Solve for x
    x = 34,202,351.41/5,012.61
  6. Step 6: Final answer
    x = 6,823.26

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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.