Home / 4,850.64-7,277.40-2,077.20

Finding the Fourth Proportional to 4,850.64, 7,277.40 and 2,077.20

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Solution

The fourth proportional to 4,850.64, 7,277.40 and 2,077.20 is: 3,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.64 : 7,277.40 = 2,077.20 : x
  2. Step 2: Convert to fraction form
    4,850.64/7,277.40 = 2,077.20/x
  3. Step 3: Cross multiply
    4,850.64x = 7,277.40 × 2,077.20
  4. Step 4: Simplify right side
    4,850.64x = 15,116,615.28
  5. Step 5: Solve for x
    x = 15,116,615.28/4,850.64
  6. Step 6: Final answer
    x = 3,116.42

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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.