Home / 8,774.19-13,156.56-3,838.07

Finding the Fourth Proportional to 8,774.19, 13,156.56 and 3,838.07

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Solution

The fourth proportional to 8,774.19, 13,156.56 and 3,838.07 is: 5,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.19 : 13,156.56 = 3,838.07 : x
  2. Step 2: Convert to fraction form
    8,774.19/13,156.56 = 3,838.07/x
  3. Step 3: Cross multiply
    8,774.19x = 13,156.56 × 3,838.07
  4. Step 4: Simplify right side
    8,774.19x = 50,495,798.24
  5. Step 5: Solve for x
    x = 50,495,798.24/8,774.19
  6. Step 6: Final answer
    x = 5,755.04

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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.