Home / 10,707.07-14,775.78-5,991.36

Finding the Fourth Proportional to 10,707.07, 14,775.78 and 5,991.36

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Solution

The fourth proportional to 10,707.07, 14,775.78 and 5,991.36 is: 8,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.07 : 14,775.78 = 5,991.36 : x
  2. Step 2: Convert to fraction form
    10,707.07/14,775.78 = 5,991.36/x
  3. Step 3: Cross multiply
    10,707.07x = 14,775.78 × 5,991.36
  4. Step 4: Simplify right side
    10,707.07x = 88,527,017.26
  5. Step 5: Solve for x
    x = 88,527,017.26/10,707.07
  6. Step 6: Final answer
    x = 8,268.09

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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.