Home / 2,378.38-3,283.48-1,592.90

Finding the Fourth Proportional to 2,378.38, 3,283.48 and 1,592.90

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Solution

The fourth proportional to 2,378.38, 3,283.48 and 1,592.90 is: 2,199.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378.38 : 3,283.48 = 1,592.90 : x
  2. Step 2: Convert to fraction form
    2,378.38/3,283.48 = 1,592.90/x
  3. Step 3: Cross multiply
    2,378.38x = 3,283.48 × 1,592.90
  4. Step 4: Simplify right side
    2,378.38x = 5,230,255.29
  5. Step 5: Solve for x
    x = 5,230,255.29/2,378.38
  6. Step 6: Final answer
    x = 2,199.08

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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.