Home / 2,273.36-3,135.56-1,487.55

Finding the Fourth Proportional to 2,273.36, 3,135.56 and 1,487.55

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Solution

The fourth proportional to 2,273.36, 3,135.56 and 1,487.55 is: 2,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.36 : 3,135.56 = 1,487.55 : x
  2. Step 2: Convert to fraction form
    2,273.36/3,135.56 = 1,487.55/x
  3. Step 3: Cross multiply
    2,273.36x = 3,135.56 × 1,487.55
  4. Step 4: Simplify right side
    2,273.36x = 4,664,294.84
  5. Step 5: Solve for x
    x = 4,664,294.84/2,273.36
  6. Step 6: Final answer
    x = 2,051.72

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1.5x scale

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.