Home / 9,699.44-13,386.22-5,721.84

Finding the Fourth Proportional to 9,699.44, 13,386.22 and 5,721.84

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Solution

The fourth proportional to 9,699.44, 13,386.22 and 5,721.84 is: 7,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.44 : 13,386.22 = 5,721.84 : x
  2. Step 2: Convert to fraction form
    9,699.44/13,386.22 = 5,721.84/x
  3. Step 3: Cross multiply
    9,699.44x = 13,386.22 × 5,721.84
  4. Step 4: Simplify right side
    9,699.44x = 76,593,809.04
  5. Step 5: Solve for x
    x = 76,593,809.04/9,699.44
  6. Step 6: Final answer
    x = 7,896.72

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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.