Home / 8,236.20-12,347.02-6,297.06

Finding the Fourth Proportional to 8,236.20, 12,347.02 and 6,297.06

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Solution

The fourth proportional to 8,236.20, 12,347.02 and 6,297.06 is: 9,440.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.20 : 12,347.02 = 6,297.06 : x
  2. Step 2: Convert to fraction form
    8,236.20/12,347.02 = 6,297.06/x
  3. Step 3: Cross multiply
    8,236.20x = 12,347.02 × 6,297.06
  4. Step 4: Simplify right side
    8,236.20x = 77,749,925.76
  5. Step 5: Solve for x
    x = 77,749,925.76/8,236.20
  6. Step 6: Final answer
    x = 9,440.02

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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.