Home / 9,225.66-12,731.44-5,247.05

Finding the Fourth Proportional to 9,225.66, 12,731.44 and 5,247.05

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Solution

The fourth proportional to 9,225.66, 12,731.44 and 5,247.05 is: 7,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225.66 : 12,731.44 = 5,247.05 : x
  2. Step 2: Convert to fraction form
    9,225.66/12,731.44 = 5,247.05/x
  3. Step 3: Cross multiply
    9,225.66x = 12,731.44 × 5,247.05
  4. Step 4: Simplify right side
    9,225.66x = 66,802,502.25
  5. Step 5: Solve for x
    x = 66,802,502.25/9,225.66
  6. Step 6: Final answer
    x = 7,240.95

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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.