Home / 11,388.42-17,070.84-5,537.76

Finding the Fourth Proportional to 11,388.42, 17,070.84 and 5,537.76

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Solution

The fourth proportional to 11,388.42, 17,070.84 and 5,537.76 is: 8,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388.42 : 17,070.84 = 5,537.76 : x
  2. Step 2: Convert to fraction form
    11,388.42/17,070.84 = 5,537.76/x
  3. Step 3: Cross multiply
    11,388.42x = 17,070.84 × 5,537.76
  4. Step 4: Simplify right side
    11,388.42x = 94,534,214.92
  5. Step 5: Solve for x
    x = 94,534,214.92/11,388.42
  6. Step 6: Final answer
    x = 8,300.91

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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.