Home / 4,775.07-7,163.52-1,487.49

Finding the Fourth Proportional to 4,775.07, 7,163.52 and 1,487.49

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Solution

The fourth proportional to 4,775.07, 7,163.52 and 1,487.49 is: 2,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.07 : 7,163.52 = 1,487.49 : x
  2. Step 2: Convert to fraction form
    4,775.07/7,163.52 = 1,487.49/x
  3. Step 3: Cross multiply
    4,775.07x = 7,163.52 × 1,487.49
  4. Step 4: Simplify right side
    4,775.07x = 10,655,664.36
  5. Step 5: Solve for x
    x = 10,655,664.36/4,775.07
  6. Step 6: Final answer
    x = 2,231.52

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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.