Home / 6,418.85-9,627.58-2,257.74

Finding the Fourth Proportional to 6,418.85, 9,627.58 and 2,257.74

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Solution

The fourth proportional to 6,418.85, 9,627.58 and 2,257.74 is: 3,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.85 : 9,627.58 = 2,257.74 : x
  2. Step 2: Convert to fraction form
    6,418.85/9,627.58 = 2,257.74/x
  3. Step 3: Cross multiply
    6,418.85x = 9,627.58 × 2,257.74
  4. Step 4: Simplify right side
    6,418.85x = 21,736,541.02
  5. Step 5: Solve for x
    x = 21,736,541.02/6,418.85
  6. Step 6: Final answer
    x = 3,386.36

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1.5x scale

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.