Home / 7,313.16-10,974.60-3,417.87

Finding the Fourth Proportional to 7,313.16, 10,974.60 and 3,417.87

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Solution

The fourth proportional to 7,313.16, 10,974.60 and 3,417.87 is: 5,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.16 : 10,974.60 = 3,417.87 : x
  2. Step 2: Convert to fraction form
    7,313.16/10,974.60 = 3,417.87/x
  3. Step 3: Cross multiply
    7,313.16x = 10,974.60 × 3,417.87
  4. Step 4: Simplify right side
    7,313.16x = 37,509,756.10
  5. Step 5: Solve for x
    x = 37,509,756.10/7,313.16
  6. Step 6: Final answer
    x = 5,129.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.