Home / 9,570.26-13,207.12-5,378.52

Finding the Fourth Proportional to 9,570.26, 13,207.12 and 5,378.52

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Solution

The fourth proportional to 9,570.26, 13,207.12 and 5,378.52 is: 7,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570.26 : 13,207.12 = 5,378.52 : x
  2. Step 2: Convert to fraction form
    9,570.26/13,207.12 = 5,378.52/x
  3. Step 3: Cross multiply
    9,570.26x = 13,207.12 × 5,378.52
  4. Step 4: Simplify right side
    9,570.26x = 71,034,759.06
  5. Step 5: Solve for x
    x = 71,034,759.06/9,570.26
  6. Step 6: Final answer
    x = 7,422.45

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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.