Home / 1,569.43-2,357.79-1,358.02

Finding the Fourth Proportional to 1,569.43, 2,357.79 and 1,358.02

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Solution

The fourth proportional to 1,569.43, 2,357.79 and 1,358.02 is: 2,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.43 : 2,357.79 = 1,358.02 : x
  2. Step 2: Convert to fraction form
    1,569.43/2,357.79 = 1,358.02/x
  3. Step 3: Cross multiply
    1,569.43x = 2,357.79 × 1,358.02
  4. Step 4: Simplify right side
    1,569.43x = 3,201,925.98
  5. Step 5: Solve for x
    x = 3,201,925.98/1,569.43
  6. Step 6: Final answer
    x = 2,040.18

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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.