Home / 1,553.94-2,328.42-1,007.16

Finding the Fourth Proportional to 1,553.94, 2,328.42 and 1,007.16

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Solution

The fourth proportional to 1,553.94, 2,328.42 and 1,007.16 is: 1,509.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553.94 : 2,328.42 = 1,007.16 : x
  2. Step 2: Convert to fraction form
    1,553.94/2,328.42 = 1,007.16/x
  3. Step 3: Cross multiply
    1,553.94x = 2,328.42 × 1,007.16
  4. Step 4: Simplify right side
    1,553.94x = 2,345,091.49
  5. Step 5: Solve for x
    x = 2,345,091.49/1,553.94
  6. Step 6: Final answer
    x = 1,509.13

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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.