Home / 1,356.29-2,032.34-1,007.99

Finding the Fourth Proportional to 1,356.29, 2,032.34 and 1,007.99

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Solution

The fourth proportional to 1,356.29, 2,032.34 and 1,007.99 is: 1,510.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356.29 : 2,032.34 = 1,007.99 : x
  2. Step 2: Convert to fraction form
    1,356.29/2,032.34 = 1,007.99/x
  3. Step 3: Cross multiply
    1,356.29x = 2,032.34 × 1,007.99
  4. Step 4: Simplify right side
    1,356.29x = 2,048,563.19
  5. Step 5: Solve for x
    x = 2,048,563.19/1,356.29
  6. Step 6: Final answer
    x = 1,510.42

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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.