Home / 1,747.63-2,412.36-1,158.36

Finding the Fourth Proportional to 1,747.63, 2,412.36 and 1,158.36

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Solution

The fourth proportional to 1,747.63, 2,412.36 and 1,158.36 is: 1,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747.63 : 2,412.36 = 1,158.36 : x
  2. Step 2: Convert to fraction form
    1,747.63/2,412.36 = 1,158.36/x
  3. Step 3: Cross multiply
    1,747.63x = 2,412.36 × 1,158.36
  4. Step 4: Simplify right side
    1,747.63x = 2,794,381.33
  5. Step 5: Solve for x
    x = 2,794,381.33/1,747.63
  6. Step 6: Final answer
    x = 1,598.95

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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.