Home / 11,455.02-17,178.28-4,057.49

Finding the Fourth Proportional to 11,455.02, 17,178.28 and 4,057.49

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Solution

The fourth proportional to 11,455.02, 17,178.28 and 4,057.49 is: 6,084.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.02 : 17,178.28 = 4,057.49 : x
  2. Step 2: Convert to fraction form
    11,455.02/17,178.28 = 4,057.49/x
  3. Step 3: Cross multiply
    11,455.02x = 17,178.28 × 4,057.49
  4. Step 4: Simplify right side
    11,455.02x = 69,700,732.12
  5. Step 5: Solve for x
    x = 69,700,732.12/11,455.02
  6. Step 6: Final answer
    x = 6,084.73

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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.