Home / 7,270.56-10,903.41-2,886.84

Finding the Fourth Proportional to 7,270.56, 10,903.41 and 2,886.84

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Solution

The fourth proportional to 7,270.56, 10,903.41 and 2,886.84 is: 4,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.56 : 10,903.41 = 2,886.84 : x
  2. Step 2: Convert to fraction form
    7,270.56/10,903.41 = 2,886.84/x
  3. Step 3: Cross multiply
    7,270.56x = 10,903.41 × 2,886.84
  4. Step 4: Simplify right side
    7,270.56x = 31,476,400.12
  5. Step 5: Solve for x
    x = 31,476,400.12/7,270.56
  6. Step 6: Final answer
    x = 4,329.30

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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.