Home / 5,850.81-8,782.29-3,390.44

Finding the Fourth Proportional to 5,850.81, 8,782.29 and 3,390.44

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Solution

The fourth proportional to 5,850.81, 8,782.29 and 3,390.44 is: 5,089.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.81 : 8,782.29 = 3,390.44 : x
  2. Step 2: Convert to fraction form
    5,850.81/8,782.29 = 3,390.44/x
  3. Step 3: Cross multiply
    5,850.81x = 8,782.29 × 3,390.44
  4. Step 4: Simplify right side
    5,850.81x = 29,775,827.31
  5. Step 5: Solve for x
    x = 29,775,827.31/5,850.81
  6. Step 6: Final answer
    x = 5,089.18

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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.