Home / 3,001.32-4,141.80-1,674.95

Finding the Fourth Proportional to 3,001.32, 4,141.80 and 1,674.95

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Solution

The fourth proportional to 3,001.32, 4,141.80 and 1,674.95 is: 2,311.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.32 : 4,141.80 = 1,674.95 : x
  2. Step 2: Convert to fraction form
    3,001.32/4,141.80 = 1,674.95/x
  3. Step 3: Cross multiply
    3,001.32x = 4,141.80 × 1,674.95
  4. Step 4: Simplify right side
    3,001.32x = 6,937,287.20
  5. Step 5: Solve for x
    x = 6,937,287.20/3,001.32
  6. Step 6: Final answer
    x = 2,311.41

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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.