Home / 6,280.89-8,668.53-3,763.10

Finding the Fourth Proportional to 6,280.89, 8,668.53 and 3,763.10

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Solution

The fourth proportional to 6,280.89, 8,668.53 and 3,763.10 is: 5,193.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.89 : 8,668.53 = 3,763.10 : x
  2. Step 2: Convert to fraction form
    6,280.89/8,668.53 = 3,763.10/x
  3. Step 3: Cross multiply
    6,280.89x = 8,668.53 × 3,763.10
  4. Step 4: Simplify right side
    6,280.89x = 32,620,545.24
  5. Step 5: Solve for x
    x = 32,620,545.24/6,280.89
  6. Step 6: Final answer
    x = 5,193.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.