Home / 9,538.64-13,164.12-5,291.03

Finding the Fourth Proportional to 9,538.64, 13,164.12 and 5,291.03

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Solution

The fourth proportional to 9,538.64, 13,164.12 and 5,291.03 is: 7,302.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,538.64 : 13,164.12 = 5,291.03 : x
  2. Step 2: Convert to fraction form
    9,538.64/13,164.12 = 5,291.03/x
  3. Step 3: Cross multiply
    9,538.64x = 13,164.12 × 5,291.03
  4. Step 4: Simplify right side
    9,538.64x = 69,651,786.75
  5. Step 5: Solve for x
    x = 69,651,786.75/9,538.64
  6. Step 6: Final answer
    x = 7,302.07

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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.