Home / 1,787.05-2,465.97-1,000.93

Finding the Fourth Proportional to 1,787.05, 2,465.97 and 1,000.93

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Solution

The fourth proportional to 1,787.05, 2,465.97 and 1,000.93 is: 1,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.05 : 2,465.97 = 1,000.93 : x
  2. Step 2: Convert to fraction form
    1,787.05/2,465.97 = 1,000.93/x
  3. Step 3: Cross multiply
    1,787.05x = 2,465.97 × 1,000.93
  4. Step 4: Simplify right side
    1,787.05x = 2,468,263.35
  5. Step 5: Solve for x
    x = 2,468,263.35/1,787.05
  6. Step 6: Final answer
    x = 1,381.19

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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.