Home / 6,417.98-8,854.33-3,764.42

Finding the Fourth Proportional to 6,417.98, 8,854.33 and 3,764.42

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Solution

The fourth proportional to 6,417.98, 8,854.33 and 3,764.42 is: 5,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.98 : 8,854.33 = 3,764.42 : x
  2. Step 2: Convert to fraction form
    6,417.98/8,854.33 = 3,764.42/x
  3. Step 3: Cross multiply
    6,417.98x = 8,854.33 × 3,764.42
  4. Step 4: Simplify right side
    6,417.98x = 33,331,416.94
  5. Step 5: Solve for x
    x = 33,331,416.94/6,417.98
  6. Step 6: Final answer
    x = 5,193.44

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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.