Home / 5,829.63-8,045.07-3,311.85

Finding the Fourth Proportional to 5,829.63, 8,045.07 and 3,311.85

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Solution

The fourth proportional to 5,829.63, 8,045.07 and 3,311.85 is: 4,570.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,829.63 : 8,045.07 = 3,311.85 : x
  2. Step 2: Convert to fraction form
    5,829.63/8,045.07 = 3,311.85/x
  3. Step 3: Cross multiply
    5,829.63x = 8,045.07 × 3,311.85
  4. Step 4: Simplify right side
    5,829.63x = 26,644,065.08
  5. Step 5: Solve for x
    x = 26,644,065.08/5,829.63
  6. Step 6: Final answer
    x = 4,570.46

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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.