Home / 10,739.36-14,815.45-6,963.48

Finding the Fourth Proportional to 10,739.36, 14,815.45 and 6,963.48

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Solution

The fourth proportional to 10,739.36, 14,815.45 and 6,963.48 is: 9,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.36 : 14,815.45 = 6,963.48 : x
  2. Step 2: Convert to fraction form
    10,739.36/14,815.45 = 6,963.48/x
  3. Step 3: Cross multiply
    10,739.36x = 14,815.45 × 6,963.48
  4. Step 4: Simplify right side
    10,739.36x = 103,167,015.69
  5. Step 5: Solve for x
    x = 103,167,015.69/10,739.36
  6. Step 6: Final answer
    x = 9,606.44

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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.