Home / 6,417.02-8,855.42-3,763.92

Finding the Fourth Proportional to 6,417.02, 8,855.42 and 3,763.92

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Solution

The fourth proportional to 6,417.02, 8,855.42 and 3,763.92 is: 5,194.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.02 : 8,855.42 = 3,763.92 : x
  2. Step 2: Convert to fraction form
    6,417.02/8,855.42 = 3,763.92/x
  3. Step 3: Cross multiply
    6,417.02x = 8,855.42 × 3,763.92
  4. Step 4: Simplify right side
    6,417.02x = 33,331,092.45
  5. Step 5: Solve for x
    x = 33,331,092.45/6,417.02
  6. Step 6: Final answer
    x = 5,194.17

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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.