Home / 4,780.20-6,601.02-3,599.22

Finding the Fourth Proportional to 4,780.20, 6,601.02 and 3,599.22

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Solution

The fourth proportional to 4,780.20, 6,601.02 and 3,599.22 is: 4,970.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.20 : 6,601.02 = 3,599.22 : x
  2. Step 2: Convert to fraction form
    4,780.20/6,601.02 = 3,599.22/x
  3. Step 3: Cross multiply
    4,780.20x = 6,601.02 × 3,599.22
  4. Step 4: Simplify right side
    4,780.20x = 23,758,523.20
  5. Step 5: Solve for x
    x = 23,758,523.20/4,780.20
  6. Step 6: Final answer
    x = 4,970.19

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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.