Home / 1,632.08-2,448.60-707.24

Finding the Fourth Proportional to 1,632.08, 2,448.60 and 707.24

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Solution

The fourth proportional to 1,632.08, 2,448.60 and 707.24 is: 1,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.08 : 2,448.60 = 707.24 : x
  2. Step 2: Convert to fraction form
    1,632.08/2,448.60 = 707.24/x
  3. Step 3: Cross multiply
    1,632.08x = 2,448.60 × 707.24
  4. Step 4: Simplify right side
    1,632.08x = 1,731,747.86
  5. Step 5: Solve for x
    x = 1,731,747.86/1,632.08
  6. Step 6: Final answer
    x = 1,061.07

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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.