Home / 10,560.93-15,843.79-4,320.12

Finding the Fourth Proportional to 10,560.93, 15,843.79 and 4,320.12

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Solution

The fourth proportional to 10,560.93, 15,843.79 and 4,320.12 is: 6,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560.93 : 15,843.79 = 4,320.12 : x
  2. Step 2: Convert to fraction form
    10,560.93/15,843.79 = 4,320.12/x
  3. Step 3: Cross multiply
    10,560.93x = 15,843.79 × 4,320.12
  4. Step 4: Simplify right side
    10,560.93x = 68,447,110.51
  5. Step 5: Solve for x
    x = 68,447,110.51/10,560.93
  6. Step 6: Final answer
    x = 6,481.16

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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.