Home / 2,373.35-3,275.39-1,325.21

Finding the Fourth Proportional to 2,373.35, 3,275.39 and 1,325.21

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Solution

The fourth proportional to 2,373.35, 3,275.39 and 1,325.21 is: 1,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.35 : 3,275.39 = 1,325.21 : x
  2. Step 2: Convert to fraction form
    2,373.35/3,275.39 = 1,325.21/x
  3. Step 3: Cross multiply
    2,373.35x = 3,275.39 × 1,325.21
  4. Step 4: Simplify right side
    2,373.35x = 4,340,572.96
  5. Step 5: Solve for x
    x = 4,340,572.96/2,373.35
  6. Step 6: Final answer
    x = 1,828.88

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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.