Home / 7,166.85-10,750.95-2,784.65

Finding the Fourth Proportional to 7,166.85, 10,750.95 and 2,784.65

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Solution

The fourth proportional to 7,166.85, 10,750.95 and 2,784.65 is: 4,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.85 : 10,750.95 = 2,784.65 : x
  2. Step 2: Convert to fraction form
    7,166.85/10,750.95 = 2,784.65/x
  3. Step 3: Cross multiply
    7,166.85x = 10,750.95 × 2,784.65
  4. Step 4: Simplify right side
    7,166.85x = 29,937,579.16
  5. Step 5: Solve for x
    x = 29,937,579.16/7,166.85
  6. Step 6: Final answer
    x = 4,177.23

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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.