Home / 7,791.61-10,753.37-4,435.24

Finding the Fourth Proportional to 7,791.61, 10,753.37 and 4,435.24

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Solution

The fourth proportional to 7,791.61, 10,753.37 and 4,435.24 is: 6,121.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791.61 : 10,753.37 = 4,435.24 : x
  2. Step 2: Convert to fraction form
    7,791.61/10,753.37 = 4,435.24/x
  3. Step 3: Cross multiply
    7,791.61x = 10,753.37 × 4,435.24
  4. Step 4: Simplify right side
    7,791.61x = 47,693,776.76
  5. Step 5: Solve for x
    x = 47,693,776.76/7,791.61
  6. Step 6: Final answer
    x = 6,121.17

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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.