Home / 7,255.07-10,886.28-3,362.21

Finding the Fourth Proportional to 7,255.07, 10,886.28 and 3,362.21

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Solution

The fourth proportional to 7,255.07, 10,886.28 and 3,362.21 is: 5,045.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.07 : 10,886.28 = 3,362.21 : x
  2. Step 2: Convert to fraction form
    7,255.07/10,886.28 = 3,362.21/x
  3. Step 3: Cross multiply
    7,255.07x = 10,886.28 × 3,362.21
  4. Step 4: Simplify right side
    7,255.07x = 36,601,959.48
  5. Step 5: Solve for x
    x = 36,601,959.48/7,255.07
  6. Step 6: Final answer
    x = 5,045.02

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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.