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Finding the Fourth Proportional to 2,535.24, 3,803.28 and 804.28

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Solution

The fourth proportional to 2,535.24, 3,803.28 and 804.28 is: 1,206.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,535.24 : 3,803.28 = 804.28 : x
  2. Step 2: Convert to fraction form
    2,535.24/3,803.28 = 804.28/x
  3. Step 3: Cross multiply
    2,535.24x = 3,803.28 × 804.28
  4. Step 4: Simplify right side
    2,535.24x = 3,058,902.04
  5. Step 5: Solve for x
    x = 3,058,902.04/2,535.24
  6. Step 6: Final answer
    x = 1,206.55

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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.