Home / 9,872.30-14,808.15-3,298.55

Finding the Fourth Proportional to 9,872.30, 14,808.15 and 3,298.55

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Solution

The fourth proportional to 9,872.30, 14,808.15 and 3,298.55 is: 4,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872.30 : 14,808.15 = 3,298.55 : x
  2. Step 2: Convert to fraction form
    9,872.30/14,808.15 = 3,298.55/x
  3. Step 3: Cross multiply
    9,872.30x = 14,808.15 × 3,298.55
  4. Step 4: Simplify right side
    9,872.30x = 48,845,349.14
  5. Step 5: Solve for x
    x = 48,845,349.14/9,872.30
  6. Step 6: Final answer
    x = 4,947.72

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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.