Home / 1,750.38-2,415.62-1,160.50

Finding the Fourth Proportional to 1,750.38, 2,415.62 and 1,160.50

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Solution

The fourth proportional to 1,750.38, 2,415.62 and 1,160.50 is: 1,601.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750.38 : 2,415.62 = 1,160.50 : x
  2. Step 2: Convert to fraction form
    1,750.38/2,415.62 = 1,160.50/x
  3. Step 3: Cross multiply
    1,750.38x = 2,415.62 × 1,160.50
  4. Step 4: Simplify right side
    1,750.38x = 2,803,327.01
  5. Step 5: Solve for x
    x = 2,803,327.01/1,750.38
  6. Step 6: Final answer
    x = 1,601.55

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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.