Home / 9,801.02-13,524.60-5,767.20

Finding the Fourth Proportional to 9,801.02, 13,524.60 and 5,767.20

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Solution

The fourth proportional to 9,801.02, 13,524.60 and 5,767.20 is: 7,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801.02 : 13,524.60 = 5,767.20 : x
  2. Step 2: Convert to fraction form
    9,801.02/13,524.60 = 5,767.20/x
  3. Step 3: Cross multiply
    9,801.02x = 13,524.60 × 5,767.20
  4. Step 4: Simplify right side
    9,801.02x = 77,999,073.12
  5. Step 5: Solve for x
    x = 77,999,073.12/9,801.02
  6. Step 6: Final answer
    x = 7,958.26

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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.