Home / 2,632.43-3,948.95-1,246.12

Finding the Fourth Proportional to 2,632.43, 3,948.95 and 1,246.12

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Solution

The fourth proportional to 2,632.43, 3,948.95 and 1,246.12 is: 1,869.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.43 : 3,948.95 = 1,246.12 : x
  2. Step 2: Convert to fraction form
    2,632.43/3,948.95 = 1,246.12/x
  3. Step 3: Cross multiply
    2,632.43x = 3,948.95 × 1,246.12
  4. Step 4: Simplify right side
    2,632.43x = 4,920,858.82
  5. Step 5: Solve for x
    x = 4,920,858.82/2,632.43
  6. Step 6: Final answer
    x = 1,869.32

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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.