Home / 4,001.02-6,002.13-1,403.75

Finding the Fourth Proportional to 4,001.02, 6,002.13 and 1,403.75

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Solution

The fourth proportional to 4,001.02, 6,002.13 and 1,403.75 is: 2,105.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.02 : 6,002.13 = 1,403.75 : x
  2. Step 2: Convert to fraction form
    4,001.02/6,002.13 = 1,403.75/x
  3. Step 3: Cross multiply
    4,001.02x = 6,002.13 × 1,403.75
  4. Step 4: Simplify right side
    4,001.02x = 8,425,489.99
  5. Step 5: Solve for x
    x = 8,425,489.99/4,001.02
  6. Step 6: Final answer
    x = 2,105.84

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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.