Home / 1,763.08-2,432.34-1,133.98

Finding the Fourth Proportional to 1,763.08, 2,432.34 and 1,133.98

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Solution

The fourth proportional to 1,763.08, 2,432.34 and 1,133.98 is: 1,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.08 : 2,432.34 = 1,133.98 : x
  2. Step 2: Convert to fraction form
    1,763.08/2,432.34 = 1,133.98/x
  3. Step 3: Cross multiply
    1,763.08x = 2,432.34 × 1,133.98
  4. Step 4: Simplify right side
    1,763.08x = 2,758,224.91
  5. Step 5: Solve for x
    x = 2,758,224.91/1,763.08
  6. Step 6: Final answer
    x = 1,564.44

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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.