Home / 4,148.02-6,220.17-2,199.79

Finding the Fourth Proportional to 4,148.02, 6,220.17 and 2,199.79

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Solution

The fourth proportional to 4,148.02, 6,220.17 and 2,199.79 is: 3,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.02 : 6,220.17 = 2,199.79 : x
  2. Step 2: Convert to fraction form
    4,148.02/6,220.17 = 2,199.79/x
  3. Step 3: Cross multiply
    4,148.02x = 6,220.17 × 2,199.79
  4. Step 4: Simplify right side
    4,148.02x = 13,683,067.76
  5. Step 5: Solve for x
    x = 13,683,067.76/4,148.02
  6. Step 6: Final answer
    x = 3,298.70

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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.