Home / 7,317.09-10,097.57-4,131.06

Finding the Fourth Proportional to 7,317.09, 10,097.57 and 4,131.06

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Solution

The fourth proportional to 7,317.09, 10,097.57 and 4,131.06 is: 5,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.09 : 10,097.57 = 4,131.06 : x
  2. Step 2: Convert to fraction form
    7,317.09/10,097.57 = 4,131.06/x
  3. Step 3: Cross multiply
    7,317.09x = 10,097.57 × 4,131.06
  4. Step 4: Simplify right side
    7,317.09x = 41,713,646.87
  5. Step 5: Solve for x
    x = 41,713,646.87/7,317.09
  6. Step 6: Final answer
    x = 5,700.85

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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.