Home / 11,575.02-17,362.56-2,809.92

Finding the Fourth Proportional to 11,575.02, 17,362.56 and 2,809.92

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Solution

The fourth proportional to 11,575.02, 17,362.56 and 2,809.92 is: 4,214.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575.02 : 17,362.56 = 2,809.92 : x
  2. Step 2: Convert to fraction form
    11,575.02/17,362.56 = 2,809.92/x
  3. Step 3: Cross multiply
    11,575.02x = 17,362.56 × 2,809.92
  4. Step 4: Simplify right side
    11,575.02x = 48,787,404.60
  5. Step 5: Solve for x
    x = 48,787,404.60/11,575.02
  6. Step 6: Final answer
    x = 4,214.89

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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.