Home / 9,882.60-14,821.50-3,307.08

Finding the Fourth Proportional to 9,882.60, 14,821.50 and 3,307.08

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Solution

The fourth proportional to 9,882.60, 14,821.50 and 3,307.08 is: 4,959.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,882.60 : 14,821.50 = 3,307.08 : x
  2. Step 2: Convert to fraction form
    9,882.60/14,821.50 = 3,307.08/x
  3. Step 3: Cross multiply
    9,882.60x = 14,821.50 × 3,307.08
  4. Step 4: Simplify right side
    9,882.60x = 49,015,886.22
  5. Step 5: Solve for x
    x = 49,015,886.22/9,882.60
  6. Step 6: Final answer
    x = 4,959.82

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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.