Home / 7,313.11-10,091.69-4,329.21

Finding the Fourth Proportional to 7,313.11, 10,091.69 and 4,329.21

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Solution

The fourth proportional to 7,313.11, 10,091.69 and 4,329.21 is: 5,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.11 : 10,091.69 = 4,329.21 : x
  2. Step 2: Convert to fraction form
    7,313.11/10,091.69 = 4,329.21/x
  3. Step 3: Cross multiply
    7,313.11x = 10,091.69 × 4,329.21
  4. Step 4: Simplify right side
    7,313.11x = 43,689,077.70
  5. Step 5: Solve for x
    x = 43,689,077.70/7,313.11
  6. Step 6: Final answer
    x = 5,974.08

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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.