Home / 11,607.78-17,412.48-5,034.36

Finding the Fourth Proportional to 11,607.78, 17,412.48 and 5,034.36

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Solution

The fourth proportional to 11,607.78, 17,412.48 and 5,034.36 is: 7,551.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,607.78 : 17,412.48 = 5,034.36 : x
  2. Step 2: Convert to fraction form
    11,607.78/17,412.48 = 5,034.36/x
  3. Step 3: Cross multiply
    11,607.78x = 17,412.48 × 5,034.36
  4. Step 4: Simplify right side
    11,607.78x = 87,660,692.81
  5. Step 5: Solve for x
    x = 87,660,692.81/11,607.78
  6. Step 6: Final answer
    x = 7,551.89

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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.