Home / 9,609.64-13,261.34-5,360.95

Finding the Fourth Proportional to 9,609.64, 13,261.34 and 5,360.95

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Solution

The fourth proportional to 9,609.64, 13,261.34 and 5,360.95 is: 7,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,609.64 : 13,261.34 = 5,360.95 : x
  2. Step 2: Convert to fraction form
    9,609.64/13,261.34 = 5,360.95/x
  3. Step 3: Cross multiply
    9,609.64x = 13,261.34 × 5,360.95
  4. Step 4: Simplify right side
    9,609.64x = 71,093,380.67
  5. Step 5: Solve for x
    x = 71,093,380.67/9,609.64
  6. Step 6: Final answer
    x = 7,398.13

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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.