Home / 4,911.04-7,365.60-1,447.36

Finding the Fourth Proportional to 4,911.04, 7,365.60 and 1,447.36

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Solution

The fourth proportional to 4,911.04, 7,365.60 and 1,447.36 is: 2,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.04 : 7,365.60 = 1,447.36 : x
  2. Step 2: Convert to fraction form
    4,911.04/7,365.60 = 1,447.36/x
  3. Step 3: Cross multiply
    4,911.04x = 7,365.60 × 1,447.36
  4. Step 4: Simplify right side
    4,911.04x = 10,660,674.82
  5. Step 5: Solve for x
    x = 10,660,674.82/4,911.04
  6. Step 6: Final answer
    x = 2,170.76

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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.