Home / 4,775.11-7,161.45-1,487.59

Finding the Fourth Proportional to 4,775.11, 7,161.45 and 1,487.59

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Solution

The fourth proportional to 4,775.11, 7,161.45 and 1,487.59 is: 2,231.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.11 : 7,161.45 = 1,487.59 : x
  2. Step 2: Convert to fraction form
    4,775.11/7,161.45 = 1,487.59/x
  3. Step 3: Cross multiply
    4,775.11x = 7,161.45 × 1,487.59
  4. Step 4: Simplify right side
    4,775.11x = 10,653,301.41
  5. Step 5: Solve for x
    x = 10,653,301.41/4,775.11
  6. Step 6: Final answer
    x = 2,231.01

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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.