Home / 5,505.41-8,257.28-1,807.62

Finding the Fourth Proportional to 5,505.41, 8,257.28 and 1,807.62

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Solution

The fourth proportional to 5,505.41, 8,257.28 and 1,807.62 is: 2,711.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.41 : 8,257.28 = 1,807.62 : x
  2. Step 2: Convert to fraction form
    5,505.41/8,257.28 = 1,807.62/x
  3. Step 3: Cross multiply
    5,505.41x = 8,257.28 × 1,807.62
  4. Step 4: Simplify right side
    5,505.41x = 14,926,015.44
  5. Step 5: Solve for x
    x = 14,926,015.44/5,505.41
  6. Step 6: Final answer
    x = 2,711.16

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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.