Home / 5,612.18-8,417.36-2,650.62

Finding the Fourth Proportional to 5,612.18, 8,417.36 and 2,650.62

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Solution

The fourth proportional to 5,612.18, 8,417.36 and 2,650.62 is: 3,975.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.18 : 8,417.36 = 2,650.62 : x
  2. Step 2: Convert to fraction form
    5,612.18/8,417.36 = 2,650.62/x
  3. Step 3: Cross multiply
    5,612.18x = 8,417.36 × 2,650.62
  4. Step 4: Simplify right side
    5,612.18x = 22,311,222.76
  5. Step 5: Solve for x
    x = 22,311,222.76/5,612.18
  6. Step 6: Final answer
    x = 3,975.50

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Half scale
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Double scale
Find fourth proportional to 5,613.18, 8,418.86 and 2,651.62
Similar ratio
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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.