Home / 4,777.82-7,166.71-3,275.35

Finding the Fourth Proportional to 4,777.82, 7,166.71 and 3,275.35

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Solution

The fourth proportional to 4,777.82, 7,166.71 and 3,275.35 is: 4,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.82 : 7,166.71 = 3,275.35 : x
  2. Step 2: Convert to fraction form
    4,777.82/7,166.71 = 3,275.35/x
  3. Step 3: Cross multiply
    4,777.82x = 7,166.71 × 3,275.35
  4. Step 4: Simplify right side
    4,777.82x = 23,473,483.60
  5. Step 5: Solve for x
    x = 23,473,483.60/4,777.82
  6. Step 6: Final answer
    x = 4,913.01

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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.