Home / 1,050.08-1,446.95-862.97

Finding the Fourth Proportional to 1,050.08, 1,446.95 and 862.97

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Solution

The fourth proportional to 1,050.08, 1,446.95 and 862.97 is: 1,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.08 : 1,446.95 = 862.97 : x
  2. Step 2: Convert to fraction form
    1,050.08/1,446.95 = 862.97/x
  3. Step 3: Cross multiply
    1,050.08x = 1,446.95 × 862.97
  4. Step 4: Simplify right side
    1,050.08x = 1,248,674.44
  5. Step 5: Solve for x
    x = 1,248,674.44/1,050.08
  6. Step 6: Final answer
    x = 1,189.12

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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.