Home / 2,434.10-3,651.15-1,948.10

Finding the Fourth Proportional to 2,434.10, 3,651.15 and 1,948.10

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Solution

The fourth proportional to 2,434.10, 3,651.15 and 1,948.10 is: 2,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434.10 : 3,651.15 = 1,948.10 : x
  2. Step 2: Convert to fraction form
    2,434.10/3,651.15 = 1,948.10/x
  3. Step 3: Cross multiply
    2,434.10x = 3,651.15 × 1,948.10
  4. Step 4: Simplify right side
    2,434.10x = 7,112,805.32
  5. Step 5: Solve for x
    x = 7,112,805.32/2,434.10
  6. Step 6: Final answer
    x = 2,922.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.