Home / 5,628.01-7,766.62-3,110.21

Finding the Fourth Proportional to 5,628.01, 7,766.62 and 3,110.21

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Solution

The fourth proportional to 5,628.01, 7,766.62 and 3,110.21 is: 4,292.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.01 : 7,766.62 = 3,110.21 : x
  2. Step 2: Convert to fraction form
    5,628.01/7,766.62 = 3,110.21/x
  3. Step 3: Cross multiply
    5,628.01x = 7,766.62 × 3,110.21
  4. Step 4: Simplify right side
    5,628.01x = 24,155,830.83
  5. Step 5: Solve for x
    x = 24,155,830.83/5,628.01
  6. Step 6: Final answer
    x = 4,292.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.