Home / 10,707.96-14,781.23-7,259.33

Finding the Fourth Proportional to 10,707.96, 14,781.23 and 7,259.33

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Solution

The fourth proportional to 10,707.96, 14,781.23 and 7,259.33 is: 10,020.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.96 : 14,781.23 = 7,259.33 : x
  2. Step 2: Convert to fraction form
    10,707.96/14,781.23 = 7,259.33/x
  3. Step 3: Cross multiply
    10,707.96x = 14,781.23 × 7,259.33
  4. Step 4: Simplify right side
    10,707.96x = 107,301,790.08
  5. Step 5: Solve for x
    x = 107,301,790.08/10,707.96
  6. Step 6: Final answer
    x = 10,020.75

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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.