Home / 1,558.95-2,149.94-1,034.07

Finding the Fourth Proportional to 1,558.95, 2,149.94 and 1,034.07

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Solution

The fourth proportional to 1,558.95, 2,149.94 and 1,034.07 is: 1,426.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558.95 : 2,149.94 = 1,034.07 : x
  2. Step 2: Convert to fraction form
    1,558.95/2,149.94 = 1,034.07/x
  3. Step 3: Cross multiply
    1,558.95x = 2,149.94 × 1,034.07
  4. Step 4: Simplify right side
    1,558.95x = 2,223,183.29
  5. Step 5: Solve for x
    x = 2,223,183.29/1,558.95
  6. Step 6: Final answer
    x = 1,426.08

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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.