Home / 3,387.04-4,675.02-3,180.52

Finding the Fourth Proportional to 3,387.04, 4,675.02 and 3,180.52

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Solution

The fourth proportional to 3,387.04, 4,675.02 and 3,180.52 is: 4,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.04 : 4,675.02 = 3,180.52 : x
  2. Step 2: Convert to fraction form
    3,387.04/4,675.02 = 3,180.52/x
  3. Step 3: Cross multiply
    3,387.04x = 4,675.02 × 3,180.52
  4. Step 4: Simplify right side
    3,387.04x = 14,868,994.61
  5. Step 5: Solve for x
    x = 14,868,994.61/3,387.04
  6. Step 6: Final answer
    x = 4,389.97

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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.