Home / 1,899.70-2,621.66-1,060.44

Finding the Fourth Proportional to 1,899.70, 2,621.66 and 1,060.44

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Solution

The fourth proportional to 1,899.70, 2,621.66 and 1,060.44 is: 1,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.70 : 2,621.66 = 1,060.44 : x
  2. Step 2: Convert to fraction form
    1,899.70/2,621.66 = 1,060.44/x
  3. Step 3: Cross multiply
    1,899.70x = 2,621.66 × 1,060.44
  4. Step 4: Simplify right side
    1,899.70x = 2,780,113.13
  5. Step 5: Solve for x
    x = 2,780,113.13/1,899.70
  6. Step 6: Final answer
    x = 1,463.45

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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.