Home / 9,484.89-13,089-5,236.38

Finding the Fourth Proportional to 9,484.89, 13,089 and 5,236.38

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Solution

The fourth proportional to 9,484.89, 13,089 and 5,236.38 is: 7,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,484.89 : 13,089 = 5,236.38 : x
  2. Step 2: Convert to fraction form
    9,484.89/13,089 = 5,236.38/x
  3. Step 3: Cross multiply
    9,484.89x = 13,089 × 5,236.38
  4. Step 4: Simplify right side
    9,484.89x = 68,538,977.82
  5. Step 5: Solve for x
    x = 68,538,977.82/9,484.89
  6. Step 6: Final answer
    x = 7,226.12

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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.