Home / 1,253.04-1,727.10-1,148.44

Finding the Fourth Proportional to 1,253.04, 1,727.10 and 1,148.44

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Solution

The fourth proportional to 1,253.04, 1,727.10 and 1,148.44 is: 1,582.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253.04 : 1,727.10 = 1,148.44 : x
  2. Step 2: Convert to fraction form
    1,253.04/1,727.10 = 1,148.44/x
  3. Step 3: Cross multiply
    1,253.04x = 1,727.10 × 1,148.44
  4. Step 4: Simplify right side
    1,253.04x = 1,983,470.72
  5. Step 5: Solve for x
    x = 1,983,470.72/1,253.04
  6. Step 6: Final answer
    x = 1,582.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.