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Finding the Fourth Proportional to 5,805.54, 8,657.28 and 5,752.89

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Solution

The fourth proportional to 5,805.54, 8,657.28 and 5,752.89 is: 8,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.54 : 8,657.28 = 5,752.89 : x
  2. Step 2: Convert to fraction form
    5,805.54/8,657.28 = 5,752.89/x
  3. Step 3: Cross multiply
    5,805.54x = 8,657.28 × 5,752.89
  4. Step 4: Simplify right side
    5,805.54x = 49,804,379.54
  5. Step 5: Solve for x
    x = 49,804,379.54/5,805.54
  6. Step 6: Final answer
    x = 8,578.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.