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Finding the Fourth Proportional to 3,292.61, 4,544.10 and 1,800.74

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Solution

The fourth proportional to 3,292.61, 4,544.10 and 1,800.74 is: 2,485.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,292.61 : 4,544.10 = 1,800.74 : x
  2. Step 2: Convert to fraction form
    3,292.61/4,544.10 = 1,800.74/x
  3. Step 3: Cross multiply
    3,292.61x = 4,544.10 × 1,800.74
  4. Step 4: Simplify right side
    3,292.61x = 8,182,719.91
  5. Step 5: Solve for x
    x = 8,182,719.91/3,292.61
  6. Step 6: Final answer
    x = 2,485.18

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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.