Home / 2,364.08-3,543.72-1,129.68

Finding the Fourth Proportional to 2,364.08, 3,543.72 and 1,129.68

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Solution

The fourth proportional to 2,364.08, 3,543.72 and 1,129.68 is: 1,693.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.08 : 3,543.72 = 1,129.68 : x
  2. Step 2: Convert to fraction form
    2,364.08/3,543.72 = 1,129.68/x
  3. Step 3: Cross multiply
    2,364.08x = 3,543.72 × 1,129.68
  4. Step 4: Simplify right side
    2,364.08x = 4,003,269.61
  5. Step 5: Solve for x
    x = 4,003,269.61/2,364.08
  6. Step 6: Final answer
    x = 1,693.37

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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.