Home / 1,568.43-2,356.29-1,357.02

Finding the Fourth Proportional to 1,568.43, 2,356.29 and 1,357.02

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Solution

The fourth proportional to 1,568.43, 2,356.29 and 1,357.02 is: 2,038.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568.43 : 2,356.29 = 1,357.02 : x
  2. Step 2: Convert to fraction form
    1,568.43/2,356.29 = 1,357.02/x
  3. Step 3: Cross multiply
    1,568.43x = 2,356.29 × 1,357.02
  4. Step 4: Simplify right side
    1,568.43x = 3,197,532.66
  5. Step 5: Solve for x
    x = 3,197,532.66/1,568.43
  6. Step 6: Final answer
    x = 2,038.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.