Home / 4,410.77-6,614.78-1,778.17

Finding the Fourth Proportional to 4,410.77, 6,614.78 and 1,778.17

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Solution

The fourth proportional to 4,410.77, 6,614.78 and 1,778.17 is: 2,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,410.77 : 6,614.78 = 1,778.17 : x
  2. Step 2: Convert to fraction form
    4,410.77/6,614.78 = 1,778.17/x
  3. Step 3: Cross multiply
    4,410.77x = 6,614.78 × 1,778.17
  4. Step 4: Simplify right side
    4,410.77x = 11,762,203.35
  5. Step 5: Solve for x
    x = 11,762,203.35/4,410.77
  6. Step 6: Final answer
    x = 2,666.70

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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.