Home / 9,962.93-13,745.75-5,655.31

Finding the Fourth Proportional to 9,962.93, 13,745.75 and 5,655.31

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Solution

The fourth proportional to 9,962.93, 13,745.75 and 5,655.31 is: 7,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962.93 : 13,745.75 = 5,655.31 : x
  2. Step 2: Convert to fraction form
    9,962.93/13,745.75 = 5,655.31/x
  3. Step 3: Cross multiply
    9,962.93x = 13,745.75 × 5,655.31
  4. Step 4: Simplify right side
    9,962.93x = 77,736,414.79
  5. Step 5: Solve for x
    x = 77,736,414.79/9,962.93
  6. Step 6: Final answer
    x = 7,802.56

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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.