Home / 10,043.10-13,860.45-5,568.30

Finding the Fourth Proportional to 10,043.10, 13,860.45 and 5,568.30

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Solution

The fourth proportional to 10,043.10, 13,860.45 and 5,568.30 is: 7,684.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043.10 : 13,860.45 = 5,568.30 : x
  2. Step 2: Convert to fraction form
    10,043.10/13,860.45 = 5,568.30/x
  3. Step 3: Cross multiply
    10,043.10x = 13,860.45 × 5,568.30
  4. Step 4: Simplify right side
    10,043.10x = 77,179,143.74
  5. Step 5: Solve for x
    x = 77,179,143.74/10,043.10
  6. Step 6: Final answer
    x = 7,684.79

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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.