Home / 3,420.04-5,124.17-2,671.06

Finding the Fourth Proportional to 3,420.04, 5,124.17 and 2,671.06

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Solution

The fourth proportional to 3,420.04, 5,124.17 and 2,671.06 is: 4,001.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420.04 : 5,124.17 = 2,671.06 : x
  2. Step 2: Convert to fraction form
    3,420.04/5,124.17 = 2,671.06/x
  3. Step 3: Cross multiply
    3,420.04x = 5,124.17 × 2,671.06
  4. Step 4: Simplify right side
    3,420.04x = 13,686,952.16
  5. Step 5: Solve for x
    x = 13,686,952.16/3,420.04
  6. Step 6: Final answer
    x = 4,001.99

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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.