Home / 1,712.17-2,568.26-616.51

Finding the Fourth Proportional to 1,712.17, 2,568.26 and 616.51

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Solution

The fourth proportional to 1,712.17, 2,568.26 and 616.51 is: 924.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.17 : 2,568.26 = 616.51 : x
  2. Step 2: Convert to fraction form
    1,712.17/2,568.26 = 616.51/x
  3. Step 3: Cross multiply
    1,712.17x = 2,568.26 × 616.51
  4. Step 4: Simplify right side
    1,712.17x = 1,583,359.26
  5. Step 5: Solve for x
    x = 1,583,359.26/1,712.17
  6. Step 6: Final answer
    x = 924.77

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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.