Home / 9,525.88-13,146.35-5,277.12

Finding the Fourth Proportional to 9,525.88, 13,146.35 and 5,277.12

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Solution

The fourth proportional to 9,525.88, 13,146.35 and 5,277.12 is: 7,282.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,525.88 : 13,146.35 = 5,277.12 : x
  2. Step 2: Convert to fraction form
    9,525.88/13,146.35 = 5,277.12/x
  3. Step 3: Cross multiply
    9,525.88x = 13,146.35 × 5,277.12
  4. Step 4: Simplify right side
    9,525.88x = 69,374,852.34
  5. Step 5: Solve for x
    x = 69,374,852.34/9,525.88
  6. Step 6: Final answer
    x = 7,282.78

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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.