Home / 9,838.38-13,572.69-5,857.26

Finding the Fourth Proportional to 9,838.38, 13,572.69 and 5,857.26

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Solution

The fourth proportional to 9,838.38, 13,572.69 and 5,857.26 is: 8,080.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.38 : 13,572.69 = 5,857.26 : x
  2. Step 2: Convert to fraction form
    9,838.38/13,572.69 = 5,857.26/x
  3. Step 3: Cross multiply
    9,838.38x = 13,572.69 × 5,857.26
  4. Step 4: Simplify right side
    9,838.38x = 79,498,774.23
  5. Step 5: Solve for x
    x = 79,498,774.23/9,838.38
  6. Step 6: Final answer
    x = 8,080.47

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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.