Home / 10,074.78-13,899.21-5,825.06

Finding the Fourth Proportional to 10,074.78, 13,899.21 and 5,825.06

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Solution

The fourth proportional to 10,074.78, 13,899.21 and 5,825.06 is: 8,036.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074.78 : 13,899.21 = 5,825.06 : x
  2. Step 2: Convert to fraction form
    10,074.78/13,899.21 = 5,825.06/x
  3. Step 3: Cross multiply
    10,074.78x = 13,899.21 × 5,825.06
  4. Step 4: Simplify right side
    10,074.78x = 80,963,732.20
  5. Step 5: Solve for x
    x = 80,963,732.20/10,074.78
  6. Step 6: Final answer
    x = 8,036.28

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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.