Home / 9,964.08-13,750.11-5,487.84

Finding the Fourth Proportional to 9,964.08, 13,750.11 and 5,487.84

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Solution

The fourth proportional to 9,964.08, 13,750.11 and 5,487.84 is: 7,573.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.08 : 13,750.11 = 5,487.84 : x
  2. Step 2: Convert to fraction form
    9,964.08/13,750.11 = 5,487.84/x
  3. Step 3: Cross multiply
    9,964.08x = 13,750.11 × 5,487.84
  4. Step 4: Simplify right side
    9,964.08x = 75,458,403.66
  5. Step 5: Solve for x
    x = 75,458,403.66/9,964.08
  6. Step 6: Final answer
    x = 7,573.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.