Home / 3,585.51-5,373.81-2,543.85

Finding the Fourth Proportional to 3,585.51, 5,373.81 and 2,543.85

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Solution

The fourth proportional to 3,585.51, 5,373.81 and 2,543.85 is: 3,812.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.51 : 5,373.81 = 2,543.85 : x
  2. Step 2: Convert to fraction form
    3,585.51/5,373.81 = 2,543.85/x
  3. Step 3: Cross multiply
    3,585.51x = 5,373.81 × 2,543.85
  4. Step 4: Simplify right side
    3,585.51x = 13,670,166.57
  5. Step 5: Solve for x
    x = 13,670,166.57/3,585.51
  6. Step 6: Final answer
    x = 3,812.61

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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.