Home / 8,275.74-12,401.46-6,525.05

Finding the Fourth Proportional to 8,275.74, 12,401.46 and 6,525.05

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Solution

The fourth proportional to 8,275.74, 12,401.46 and 6,525.05 is: 9,777.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.74 : 12,401.46 = 6,525.05 : x
  2. Step 2: Convert to fraction form
    8,275.74/12,401.46 = 6,525.05/x
  3. Step 3: Cross multiply
    8,275.74x = 12,401.46 × 6,525.05
  4. Step 4: Simplify right side
    8,275.74x = 80,920,084.57
  5. Step 5: Solve for x
    x = 80,920,084.57/8,275.74
  6. Step 6: Final answer
    x = 9,777.99

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Double scale
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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.