Home / 12,114.59-16,716.62-7,010.97

Finding the Fourth Proportional to 12,114.59, 16,716.62 and 7,010.97

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Solution

The fourth proportional to 12,114.59, 16,716.62 and 7,010.97 is: 9,674.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114.59 : 16,716.62 = 7,010.97 : x
  2. Step 2: Convert to fraction form
    12,114.59/16,716.62 = 7,010.97/x
  3. Step 3: Cross multiply
    12,114.59x = 16,716.62 × 7,010.97
  4. Step 4: Simplify right side
    12,114.59x = 117,199,686.27
  5. Step 5: Solve for x
    x = 117,199,686.27/12,114.59
  6. Step 6: Final answer
    x = 9,674.26

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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.