Home / 5,647.48-8,466.18-2,872.60

Finding the Fourth Proportional to 5,647.48, 8,466.18 and 2,872.60

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Solution

The fourth proportional to 5,647.48, 8,466.18 and 2,872.60 is: 4,306.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.48 : 8,466.18 = 2,872.60 : x
  2. Step 2: Convert to fraction form
    5,647.48/8,466.18 = 2,872.60/x
  3. Step 3: Cross multiply
    5,647.48x = 8,466.18 × 2,872.60
  4. Step 4: Simplify right side
    5,647.48x = 24,319,948.67
  5. Step 5: Solve for x
    x = 24,319,948.67/5,647.48
  6. Step 6: Final answer
    x = 4,306.34

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1.5x scale

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.