Home / 9,883.19-14,820.12-3,307.61

Finding the Fourth Proportional to 9,883.19, 14,820.12 and 3,307.61

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Solution

The fourth proportional to 9,883.19, 14,820.12 and 3,307.61 is: 4,959.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883.19 : 14,820.12 = 3,307.61 : x
  2. Step 2: Convert to fraction form
    9,883.19/14,820.12 = 3,307.61/x
  3. Step 3: Cross multiply
    9,883.19x = 14,820.12 × 3,307.61
  4. Step 4: Simplify right side
    9,883.19x = 49,019,177.11
  5. Step 5: Solve for x
    x = 49,019,177.11/9,883.19
  6. Step 6: Final answer
    x = 4,959.85

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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.