Home / 5,718.18-8,582.55-3,531.18

Finding the Fourth Proportional to 5,718.18, 8,582.55 and 3,531.18

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Solution

The fourth proportional to 5,718.18, 8,582.55 and 3,531.18 is: 5,300.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.18 : 8,582.55 = 3,531.18 : x
  2. Step 2: Convert to fraction form
    5,718.18/8,582.55 = 3,531.18/x
  3. Step 3: Cross multiply
    5,718.18x = 8,582.55 × 3,531.18
  4. Step 4: Simplify right side
    5,718.18x = 30,306,528.91
  5. Step 5: Solve for x
    x = 30,306,528.91/5,718.18
  6. Step 6: Final answer
    x = 5,300.03

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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.