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Finding the Fourth Proportional to 1,550.84, 2,326.80 and 934.96

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Solution

The fourth proportional to 1,550.84, 2,326.80 and 934.96 is: 1,402.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.84 : 2,326.80 = 934.96 : x
  2. Step 2: Convert to fraction form
    1,550.84/2,326.80 = 934.96/x
  3. Step 3: Cross multiply
    1,550.84x = 2,326.80 × 934.96
  4. Step 4: Simplify right side
    1,550.84x = 2,175,464.93
  5. Step 5: Solve for x
    x = 2,175,464.93/1,550.84
  6. Step 6: Final answer
    x = 1,402.77

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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.