Home / 4,843.61-6,671.45-3,722.40

Finding the Fourth Proportional to 4,843.61, 6,671.45 and 3,722.40

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Solution

The fourth proportional to 4,843.61, 6,671.45 and 3,722.40 is: 5,127.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.61 : 6,671.45 = 3,722.40 : x
  2. Step 2: Convert to fraction form
    4,843.61/6,671.45 = 3,722.40/x
  3. Step 3: Cross multiply
    4,843.61x = 6,671.45 × 3,722.40
  4. Step 4: Simplify right side
    4,843.61x = 24,833,805.48
  5. Step 5: Solve for x
    x = 24,833,805.48/4,843.61
  6. Step 6: Final answer
    x = 5,127.13

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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.