Home / 2,746.98-4,120.65-1,015.02

Finding the Fourth Proportional to 2,746.98, 4,120.65 and 1,015.02

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Solution

The fourth proportional to 2,746.98, 4,120.65 and 1,015.02 is: 1,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.98 : 4,120.65 = 1,015.02 : x
  2. Step 2: Convert to fraction form
    2,746.98/4,120.65 = 1,015.02/x
  3. Step 3: Cross multiply
    2,746.98x = 4,120.65 × 1,015.02
  4. Step 4: Simplify right side
    2,746.98x = 4,182,542.16
  5. Step 5: Solve for x
    x = 4,182,542.16/2,746.98
  6. Step 6: Final answer
    x = 1,522.60

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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.