Home / 1,632.16-2,446.32-1,046.40

Finding the Fourth Proportional to 1,632.16, 2,446.32 and 1,046.40

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Solution

The fourth proportional to 1,632.16, 2,446.32 and 1,046.40 is: 1,568.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.16 : 2,446.32 = 1,046.40 : x
  2. Step 2: Convert to fraction form
    1,632.16/2,446.32 = 1,046.40/x
  3. Step 3: Cross multiply
    1,632.16x = 2,446.32 × 1,046.40
  4. Step 4: Simplify right side
    1,632.16x = 2,559,829.25
  5. Step 5: Solve for x
    x = 2,559,829.25/1,632.16
  6. Step 6: Final answer
    x = 1,568.37

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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.