Home / 8,233.18-12,347.56-2,309.74

Finding the Fourth Proportional to 8,233.18, 12,347.56 and 2,309.74

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Solution

The fourth proportional to 8,233.18, 12,347.56 and 2,309.74 is: 3,463.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.18 : 12,347.56 = 2,309.74 : x
  2. Step 2: Convert to fraction form
    8,233.18/12,347.56 = 2,309.74/x
  3. Step 3: Cross multiply
    8,233.18x = 12,347.56 × 2,309.74
  4. Step 4: Simplify right side
    8,233.18x = 28,519,653.23
  5. Step 5: Solve for x
    x = 28,519,653.23/8,233.18
  6. Step 6: Final answer
    x = 3,463.99

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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.