Home / 9,646.26-13,310.88-5,397.06

Finding the Fourth Proportional to 9,646.26, 13,310.88 and 5,397.06

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Solution

The fourth proportional to 9,646.26, 13,310.88 and 5,397.06 is: 7,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.26 : 13,310.88 = 5,397.06 : x
  2. Step 2: Convert to fraction form
    9,646.26/13,310.88 = 5,397.06/x
  3. Step 3: Cross multiply
    9,646.26x = 13,310.88 × 5,397.06
  4. Step 4: Simplify right side
    9,646.26x = 71,839,618.01
  5. Step 5: Solve for x
    x = 71,839,618.01/9,646.26
  6. Step 6: Final answer
    x = 7,447.41

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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.