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Finding the Fourth Proportional to 1,923.24, 2,883.15 and 935.55

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Solution

The fourth proportional to 1,923.24, 2,883.15 and 935.55 is: 1,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.24 : 2,883.15 = 935.55 : x
  2. Step 2: Convert to fraction form
    1,923.24/2,883.15 = 935.55/x
  3. Step 3: Cross multiply
    1,923.24x = 2,883.15 × 935.55
  4. Step 4: Simplify right side
    1,923.24x = 2,697,330.98
  5. Step 5: Solve for x
    x = 2,697,330.98/1,923.24
  6. Step 6: Final answer
    x = 1,402.49

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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.