Home / 8,275.02-12,400.32-6,524.22

Finding the Fourth Proportional to 8,275.02, 12,400.32 and 6,524.22

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Solution

The fourth proportional to 8,275.02, 12,400.32 and 6,524.22 is: 9,776.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275.02 : 12,400.32 = 6,524.22 : x
  2. Step 2: Convert to fraction form
    8,275.02/12,400.32 = 6,524.22/x
  3. Step 3: Cross multiply
    8,275.02x = 12,400.32 × 6,524.22
  4. Step 4: Simplify right side
    8,275.02x = 80,902,415.75
  5. Step 5: Solve for x
    x = 80,902,415.75/8,275.02
  6. Step 6: Final answer
    x = 9,776.70

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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.