Home / 7,945.87-10,963.56-4,801.99

Finding the Fourth Proportional to 7,945.87, 10,963.56 and 4,801.99

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Solution

The fourth proportional to 7,945.87, 10,963.56 and 4,801.99 is: 6,625.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.87 : 10,963.56 = 4,801.99 : x
  2. Step 2: Convert to fraction form
    7,945.87/10,963.56 = 4,801.99/x
  3. Step 3: Cross multiply
    7,945.87x = 10,963.56 × 4,801.99
  4. Step 4: Simplify right side
    7,945.87x = 52,646,905.48
  5. Step 5: Solve for x
    x = 52,646,905.48/7,945.87
  6. Step 6: Final answer
    x = 6,625.69

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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.