Home / 4,747.60-6,551.56-2,651.60

Finding the Fourth Proportional to 4,747.60, 6,551.56 and 2,651.60

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Solution

The fourth proportional to 4,747.60, 6,551.56 and 2,651.60 is: 3,659.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.60 : 6,551.56 = 2,651.60 : x
  2. Step 2: Convert to fraction form
    4,747.60/6,551.56 = 2,651.60/x
  3. Step 3: Cross multiply
    4,747.60x = 6,551.56 × 2,651.60
  4. Step 4: Simplify right side
    4,747.60x = 17,372,116.50
  5. Step 5: Solve for x
    x = 17,372,116.50/4,747.60
  6. Step 6: Final answer
    x = 3,659.14

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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.