Home / 7,623.80-11,433.85-2,077.17

Finding the Fourth Proportional to 7,623.80, 11,433.85 and 2,077.17

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Solution

The fourth proportional to 7,623.80, 11,433.85 and 2,077.17 is: 3,115.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.80 : 11,433.85 = 2,077.17 : x
  2. Step 2: Convert to fraction form
    7,623.80/11,433.85 = 2,077.17/x
  3. Step 3: Cross multiply
    7,623.80x = 11,433.85 × 2,077.17
  4. Step 4: Simplify right side
    7,623.80x = 23,750,050.20
  5. Step 5: Solve for x
    x = 23,750,050.20/7,623.80
  6. Step 6: Final answer
    x = 3,115.25

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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.