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Finding the Fourth Proportional to 3,229.76, 4,840.58 and 1,748.93

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Solution

The fourth proportional to 3,229.76, 4,840.58 and 1,748.93 is: 2,621.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.76 : 4,840.58 = 1,748.93 : x
  2. Step 2: Convert to fraction form
    3,229.76/4,840.58 = 1,748.93/x
  3. Step 3: Cross multiply
    3,229.76x = 4,840.58 × 1,748.93
  4. Step 4: Simplify right side
    3,229.76x = 8,465,802.63
  5. Step 5: Solve for x
    x = 8,465,802.63/3,229.76
  6. Step 6: Final answer
    x = 2,621.19

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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.