Home / 2,617.40-3,924.59-1,056.13

Finding the Fourth Proportional to 2,617.40, 3,924.59 and 1,056.13

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Solution

The fourth proportional to 2,617.40, 3,924.59 and 1,056.13 is: 1,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,617.40 : 3,924.59 = 1,056.13 : x
  2. Step 2: Convert to fraction form
    2,617.40/3,924.59 = 1,056.13/x
  3. Step 3: Cross multiply
    2,617.40x = 3,924.59 × 1,056.13
  4. Step 4: Simplify right side
    2,617.40x = 4,144,862.14
  5. Step 5: Solve for x
    x = 4,144,862.14/2,617.40
  6. Step 6: Final answer
    x = 1,583.58

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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.