Home / 8,317.92-12,466.50-4,159.12

Finding the Fourth Proportional to 8,317.92, 12,466.50 and 4,159.12

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Solution

The fourth proportional to 8,317.92, 12,466.50 and 4,159.12 is: 6,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.92 : 12,466.50 = 4,159.12 : x
  2. Step 2: Convert to fraction form
    8,317.92/12,466.50 = 4,159.12/x
  3. Step 3: Cross multiply
    8,317.92x = 12,466.50 × 4,159.12
  4. Step 4: Simplify right side
    8,317.92x = 51,849,657.79
  5. Step 5: Solve for x
    x = 51,849,657.79/8,317.92
  6. Step 6: Final answer
    x = 6,233.49

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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.