Home / 8,963.48-13,445.28-3,116

Finding the Fourth Proportional to 8,963.48, 13,445.28 and 3,116

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Solution

The fourth proportional to 8,963.48, 13,445.28 and 3,116 is: 4,674.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.48 : 13,445.28 = 3,116 : x
  2. Step 2: Convert to fraction form
    8,963.48/13,445.28 = 3,116/x
  3. Step 3: Cross multiply
    8,963.48x = 13,445.28 × 3,116
  4. Step 4: Simplify right side
    8,963.48x = 41,895,492.48
  5. Step 5: Solve for x
    x = 41,895,492.48/8,963.48
  6. Step 6: Final answer
    x = 4,674.02

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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.