Home / 5,272.95-7,276.38-2,914.94

Finding the Fourth Proportional to 5,272.95, 7,276.38 and 2,914.94

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Solution

The fourth proportional to 5,272.95, 7,276.38 and 2,914.94 is: 4,022.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272.95 : 7,276.38 = 2,914.94 : x
  2. Step 2: Convert to fraction form
    5,272.95/7,276.38 = 2,914.94/x
  3. Step 3: Cross multiply
    5,272.95x = 7,276.38 × 2,914.94
  4. Step 4: Simplify right side
    5,272.95x = 21,210,211.12
  5. Step 5: Solve for x
    x = 21,210,211.12/5,272.95
  6. Step 6: Final answer
    x = 4,022.46

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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.