Home / 1,632.67-2,253.06-934.18

Finding the Fourth Proportional to 1,632.67, 2,253.06 and 934.18

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Solution

The fourth proportional to 1,632.67, 2,253.06 and 934.18 is: 1,289.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.67 : 2,253.06 = 934.18 : x
  2. Step 2: Convert to fraction form
    1,632.67/2,253.06 = 934.18/x
  3. Step 3: Cross multiply
    1,632.67x = 2,253.06 × 934.18
  4. Step 4: Simplify right side
    1,632.67x = 2,104,757.96
  5. Step 5: Solve for x
    x = 2,104,757.96/1,632.67
  6. Step 6: Final answer
    x = 1,289.15

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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.