Home / 9,731.70-13,429.94-5,752.82

Finding the Fourth Proportional to 9,731.70, 13,429.94 and 5,752.82

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Solution

The fourth proportional to 9,731.70, 13,429.94 and 5,752.82 is: 7,939.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731.70 : 13,429.94 = 5,752.82 : x
  2. Step 2: Convert to fraction form
    9,731.70/13,429.94 = 5,752.82/x
  3. Step 3: Cross multiply
    9,731.70x = 13,429.94 × 5,752.82
  4. Step 4: Simplify right side
    9,731.70x = 77,260,032.24
  5. Step 5: Solve for x
    x = 77,260,032.24/9,731.70
  6. Step 6: Final answer
    x = 7,939.01

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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.