Home / 8,240.50-12,360.37-2,693.15

Finding the Fourth Proportional to 8,240.50, 12,360.37 and 2,693.15

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Solution

The fourth proportional to 8,240.50, 12,360.37 and 2,693.15 is: 4,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.50 : 12,360.37 = 2,693.15 : x
  2. Step 2: Convert to fraction form
    8,240.50/12,360.37 = 2,693.15/x
  3. Step 3: Cross multiply
    8,240.50x = 12,360.37 × 2,693.15
  4. Step 4: Simplify right side
    8,240.50x = 33,288,330.47
  5. Step 5: Solve for x
    x = 33,288,330.47/8,240.50
  6. Step 6: Final answer
    x = 4,039.60

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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.