Home / 9,848.02-13,589.82-5,371.78

Finding the Fourth Proportional to 9,848.02, 13,589.82 and 5,371.78

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Solution

The fourth proportional to 9,848.02, 13,589.82 and 5,371.78 is: 7,412.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.02 : 13,589.82 = 5,371.78 : x
  2. Step 2: Convert to fraction form
    9,848.02/13,589.82 = 5,371.78/x
  3. Step 3: Cross multiply
    9,848.02x = 13,589.82 × 5,371.78
  4. Step 4: Simplify right side
    9,848.02x = 73,001,523.28
  5. Step 5: Solve for x
    x = 73,001,523.28/9,848.02
  6. Step 6: Final answer
    x = 7,412.81

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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.