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Finding the Fourth Proportional to 1,756.93, 2,635.71 and 586.82

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Solution

The fourth proportional to 1,756.93, 2,635.71 and 586.82 is: 880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756.93 : 2,635.71 = 586.82 : x
  2. Step 2: Convert to fraction form
    1,756.93/2,635.71 = 586.82/x
  3. Step 3: Cross multiply
    1,756.93x = 2,635.71 × 586.82
  4. Step 4: Simplify right side
    1,756.93x = 1,546,680.21
  5. Step 5: Solve for x
    x = 1,546,680.21/1,756.93
  6. Step 6: Final answer
    x = 880.33

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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.