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Finding the Fourth Proportional to 5,805.48, 8,696.88 and 4,637.86

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Solution

The fourth proportional to 5,805.48, 8,696.88 and 4,637.86 is: 6,947.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.48 : 8,696.88 = 4,637.86 : x
  2. Step 2: Convert to fraction form
    5,805.48/8,696.88 = 4,637.86/x
  3. Step 3: Cross multiply
    5,805.48x = 8,696.88 × 4,637.86
  4. Step 4: Simplify right side
    5,805.48x = 40,334,911.88
  5. Step 5: Solve for x
    x = 40,334,911.88/5,805.48
  6. Step 6: Final answer
    x = 6,947.73

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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.