Home / 5,921.94-8,884.68-1,762.09

Finding the Fourth Proportional to 5,921.94, 8,884.68 and 1,762.09

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Solution

The fourth proportional to 5,921.94, 8,884.68 and 1,762.09 is: 2,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.94 : 8,884.68 = 1,762.09 : x
  2. Step 2: Convert to fraction form
    5,921.94/8,884.68 = 1,762.09/x
  3. Step 3: Cross multiply
    5,921.94x = 8,884.68 × 1,762.09
  4. Step 4: Simplify right side
    5,921.94x = 15,655,605.78
  5. Step 5: Solve for x
    x = 15,655,605.78/5,921.94
  6. Step 6: Final answer
    x = 2,643.66

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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.