Home / 6,280.16-8,668.20-4,291.52

Finding the Fourth Proportional to 6,280.16, 8,668.20 and 4,291.52

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Solution

The fourth proportional to 6,280.16, 8,668.20 and 4,291.52 is: 5,923.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.16 : 8,668.20 = 4,291.52 : x
  2. Step 2: Convert to fraction form
    6,280.16/8,668.20 = 4,291.52/x
  3. Step 3: Cross multiply
    6,280.16x = 8,668.20 × 4,291.52
  4. Step 4: Simplify right side
    6,280.16x = 37,199,753.66
  5. Step 5: Solve for x
    x = 37,199,753.66/6,280.16
  6. Step 6: Final answer
    x = 5,923.38

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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.