Home / 3,170.04-4,376.02-2,180.42

Finding the Fourth Proportional to 3,170.04, 4,376.02 and 2,180.42

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Solution

The fourth proportional to 3,170.04, 4,376.02 and 2,180.42 is: 3,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.04 : 4,376.02 = 2,180.42 : x
  2. Step 2: Convert to fraction form
    3,170.04/4,376.02 = 2,180.42/x
  3. Step 3: Cross multiply
    3,170.04x = 4,376.02 × 2,180.42
  4. Step 4: Simplify right side
    3,170.04x = 9,541,561.53
  5. Step 5: Solve for x
    x = 9,541,561.53/3,170.04
  6. Step 6: Final answer
    x = 3,009.92

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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.