Home / 7,316.04-10,974.64-2,385.56

Finding the Fourth Proportional to 7,316.04, 10,974.64 and 2,385.56

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Solution

The fourth proportional to 7,316.04, 10,974.64 and 2,385.56 is: 3,578.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.04 : 10,974.64 = 2,385.56 : x
  2. Step 2: Convert to fraction form
    7,316.04/10,974.64 = 2,385.56/x
  3. Step 3: Cross multiply
    7,316.04x = 10,974.64 × 2,385.56
  4. Step 4: Simplify right side
    7,316.04x = 26,180,662.20
  5. Step 5: Solve for x
    x = 26,180,662.20/7,316.04
  6. Step 6: Final answer
    x = 3,578.53

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1.5x scale

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.