Home / 9,801.08-13,525.80-5,610.68

Finding the Fourth Proportional to 9,801.08, 13,525.80 and 5,610.68

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Solution

The fourth proportional to 9,801.08, 13,525.80 and 5,610.68 is: 7,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,801.08 : 13,525.80 = 5,610.68 : x
  2. Step 2: Convert to fraction form
    9,801.08/13,525.80 = 5,610.68/x
  3. Step 3: Cross multiply
    9,801.08x = 13,525.80 × 5,610.68
  4. Step 4: Simplify right side
    9,801.08x = 75,888,969.36
  5. Step 5: Solve for x
    x = 75,888,969.36/9,801.08
  6. Step 6: Final answer
    x = 7,742.92

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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.