Home / 9,801.28-13,525.77-5,325.04

Finding the Fourth Proportional to 9,801.28, 13,525.77 and 5,325.04

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Solution

The fourth proportional to 9,801.28, 13,525.77 and 5,325.04 is: 7,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801.28 : 13,525.77 = 5,325.04 : x
  2. Step 2: Convert to fraction form
    9,801.28/13,525.77 = 5,325.04/x
  3. Step 3: Cross multiply
    9,801.28x = 13,525.77 × 5,325.04
  4. Step 4: Simplify right side
    9,801.28x = 72,025,266.28
  5. Step 5: Solve for x
    x = 72,025,266.28/9,801.28
  6. Step 6: Final answer
    x = 7,348.56

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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.