Home / 5,334.10-8,001.15-1,636.30

Finding the Fourth Proportional to 5,334.10, 8,001.15 and 1,636.30

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Solution

The fourth proportional to 5,334.10, 8,001.15 and 1,636.30 is: 2,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.10 : 8,001.15 = 1,636.30 : x
  2. Step 2: Convert to fraction form
    5,334.10/8,001.15 = 1,636.30/x
  3. Step 3: Cross multiply
    5,334.10x = 8,001.15 × 1,636.30
  4. Step 4: Simplify right side
    5,334.10x = 13,092,281.75
  5. Step 5: Solve for x
    x = 13,092,281.75/5,334.10
  6. Step 6: Final answer
    x = 2,454.45

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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.