Home / 9,964.01-13,750.35-5,487.77

Finding the Fourth Proportional to 9,964.01, 13,750.35 and 5,487.77

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Solution

The fourth proportional to 9,964.01, 13,750.35 and 5,487.77 is: 7,573.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.01 : 13,750.35 = 5,487.77 : x
  2. Step 2: Convert to fraction form
    9,964.01/13,750.35 = 5,487.77/x
  3. Step 3: Cross multiply
    9,964.01x = 13,750.35 × 5,487.77
  4. Step 4: Simplify right side
    9,964.01x = 75,458,758.22
  5. Step 5: Solve for x
    x = 75,458,758.22/9,964.01
  6. Step 6: Final answer
    x = 7,573.13

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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.