Home / 9,570.17-13,207.64-5,321.54

Finding the Fourth Proportional to 9,570.17, 13,207.64 and 5,321.54

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Solution

The fourth proportional to 9,570.17, 13,207.64 and 5,321.54 is: 7,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570.17 : 13,207.64 = 5,321.54 : x
  2. Step 2: Convert to fraction form
    9,570.17/13,207.64 = 5,321.54/x
  3. Step 3: Cross multiply
    9,570.17x = 13,207.64 × 5,321.54
  4. Step 4: Simplify right side
    9,570.17x = 70,284,891.92
  5. Step 5: Solve for x
    x = 70,284,891.92/9,570.17
  6. Step 6: Final answer
    x = 7,344.17

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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.