Home / 2,432.08-3,351.24-1,934.80

Finding the Fourth Proportional to 2,432.08, 3,351.24 and 1,934.80

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Solution

The fourth proportional to 2,432.08, 3,351.24 and 1,934.80 is: 2,666.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.08 : 3,351.24 = 1,934.80 : x
  2. Step 2: Convert to fraction form
    2,432.08/3,351.24 = 1,934.80/x
  3. Step 3: Cross multiply
    2,432.08x = 3,351.24 × 1,934.80
  4. Step 4: Simplify right side
    2,432.08x = 6,483,979.15
  5. Step 5: Solve for x
    x = 6,483,979.15/2,432.08
  6. Step 6: Final answer
    x = 2,666.02

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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.