Home / 1,519.43-2,094.05-1,125.77

Finding the Fourth Proportional to 1,519.43, 2,094.05 and 1,125.77

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Solution

The fourth proportional to 1,519.43, 2,094.05 and 1,125.77 is: 1,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.43 : 2,094.05 = 1,125.77 : x
  2. Step 2: Convert to fraction form
    1,519.43/2,094.05 = 1,125.77/x
  3. Step 3: Cross multiply
    1,519.43x = 2,094.05 × 1,125.77
  4. Step 4: Simplify right side
    1,519.43x = 2,357,411.01
  5. Step 5: Solve for x
    x = 2,357,411.01/1,519.43
  6. Step 6: Final answer
    x = 1,551.52

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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.