Home / 5,628.94-7,767.93-3,144.94

Finding the Fourth Proportional to 5,628.94, 7,767.93 and 3,144.94

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Solution

The fourth proportional to 5,628.94, 7,767.93 and 3,144.94 is: 4,340.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.94 : 7,767.93 = 3,144.94 : x
  2. Step 2: Convert to fraction form
    5,628.94/7,767.93 = 3,144.94/x
  3. Step 3: Cross multiply
    5,628.94x = 7,767.93 × 3,144.94
  4. Step 4: Simplify right side
    5,628.94x = 24,429,666.15
  5. Step 5: Solve for x
    x = 24,429,666.15/5,628.94
  6. Step 6: Final answer
    x = 4,340.01

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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.