Home / 2,746.74-4,121.01-1,015.50

Finding the Fourth Proportional to 2,746.74, 4,121.01 and 1,015.50

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Solution

The fourth proportional to 2,746.74, 4,121.01 and 1,015.50 is: 1,523.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.74 : 4,121.01 = 1,015.50 : x
  2. Step 2: Convert to fraction form
    2,746.74/4,121.01 = 1,015.50/x
  3. Step 3: Cross multiply
    2,746.74x = 4,121.01 × 1,015.50
  4. Step 4: Simplify right side
    2,746.74x = 4,184,885.66
  5. Step 5: Solve for x
    x = 4,184,885.66/2,746.74
  6. Step 6: Final answer
    x = 1,523.58

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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.