Home / 5,778.30-8,668.65-2,853.18

Finding the Fourth Proportional to 5,778.30, 8,668.65 and 2,853.18

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Solution

The fourth proportional to 5,778.30, 8,668.65 and 2,853.18 is: 4,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.30 : 8,668.65 = 2,853.18 : x
  2. Step 2: Convert to fraction form
    5,778.30/8,668.65 = 2,853.18/x
  3. Step 3: Cross multiply
    5,778.30x = 8,668.65 × 2,853.18
  4. Step 4: Simplify right side
    5,778.30x = 24,733,218.81
  5. Step 5: Solve for x
    x = 24,733,218.81/5,778.30
  6. Step 6: Final answer
    x = 4,280.36

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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.