Home / 5,272.54-7,276.16-2,914.76

Finding the Fourth Proportional to 5,272.54, 7,276.16 and 2,914.76

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Solution

The fourth proportional to 5,272.54, 7,276.16 and 2,914.76 is: 4,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.54 : 7,276.16 = 2,914.76 : x
  2. Step 2: Convert to fraction form
    5,272.54/7,276.16 = 2,914.76/x
  3. Step 3: Cross multiply
    5,272.54x = 7,276.16 × 2,914.76
  4. Step 4: Simplify right side
    5,272.54x = 21,208,260.12
  5. Step 5: Solve for x
    x = 21,208,260.12/5,272.54
  6. Step 6: Final answer
    x = 4,022.40

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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.