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Finding the Fourth Proportional to 2,321.33, 3,482.12 and 934.65

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Solution

The fourth proportional to 2,321.33, 3,482.12 and 934.65 is: 1,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321.33 : 3,482.12 = 934.65 : x
  2. Step 2: Convert to fraction form
    2,321.33/3,482.12 = 934.65/x
  3. Step 3: Cross multiply
    2,321.33x = 3,482.12 × 934.65
  4. Step 4: Simplify right side
    2,321.33x = 3,254,565.79
  5. Step 5: Solve for x
    x = 3,254,565.79/2,321.33
  6. Step 6: Final answer
    x = 1,402.03

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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.