Home / 9,178.02-13,766.58-2,852.85

Finding the Fourth Proportional to 9,178.02, 13,766.58 and 2,852.85

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Solution

The fourth proportional to 9,178.02, 13,766.58 and 2,852.85 is: 4,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.02 : 13,766.58 = 2,852.85 : x
  2. Step 2: Convert to fraction form
    9,178.02/13,766.58 = 2,852.85/x
  3. Step 3: Cross multiply
    9,178.02x = 13,766.58 × 2,852.85
  4. Step 4: Simplify right side
    9,178.02x = 39,273,987.75
  5. Step 5: Solve for x
    x = 39,273,987.75/9,178.02
  6. Step 6: Final answer
    x = 4,279.14

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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.