Home / 1,562.84-2,149.96-1,351.44

Finding the Fourth Proportional to 1,562.84, 2,149.96 and 1,351.44

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Solution

The fourth proportional to 1,562.84, 2,149.96 and 1,351.44 is: 1,859.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.84 : 2,149.96 = 1,351.44 : x
  2. Step 2: Convert to fraction form
    1,562.84/2,149.96 = 1,351.44/x
  3. Step 3: Cross multiply
    1,562.84x = 2,149.96 × 1,351.44
  4. Step 4: Simplify right side
    1,562.84x = 2,905,541.94
  5. Step 5: Solve for x
    x = 2,905,541.94/1,562.84
  6. Step 6: Final answer
    x = 1,859.14

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1.5x scale

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.