Home / 9,427.80-13,010.32-5,236.08

Finding the Fourth Proportional to 9,427.80, 13,010.32 and 5,236.08

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Solution

The fourth proportional to 9,427.80, 13,010.32 and 5,236.08 is: 7,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.80 : 13,010.32 = 5,236.08 : x
  2. Step 2: Convert to fraction form
    9,427.80/13,010.32 = 5,236.08/x
  3. Step 3: Cross multiply
    9,427.80x = 13,010.32 × 5,236.08
  4. Step 4: Simplify right side
    9,427.80x = 68,123,076.35
  5. Step 5: Solve for x
    x = 68,123,076.35/9,427.80
  6. Step 6: Final answer
    x = 7,225.77

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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.