Home / 5,324.20-8,000.70-4,690.60

Finding the Fourth Proportional to 5,324.20, 8,000.70 and 4,690.60

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Solution

The fourth proportional to 5,324.20, 8,000.70 and 4,690.60 is: 7,048.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.20 : 8,000.70 = 4,690.60 : x
  2. Step 2: Convert to fraction form
    5,324.20/8,000.70 = 4,690.60/x
  3. Step 3: Cross multiply
    5,324.20x = 8,000.70 × 4,690.60
  4. Step 4: Simplify right side
    5,324.20x = 37,528,083.42
  5. Step 5: Solve for x
    x = 37,528,083.42/5,324.20
  6. Step 6: Final answer
    x = 7,048.59

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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.