Home / 5,690.04-7,851.09-3,331.72

Finding the Fourth Proportional to 5,690.04, 7,851.09 and 3,331.72

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Solution

The fourth proportional to 5,690.04, 7,851.09 and 3,331.72 is: 4,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.04 : 7,851.09 = 3,331.72 : x
  2. Step 2: Convert to fraction form
    5,690.04/7,851.09 = 3,331.72/x
  3. Step 3: Cross multiply
    5,690.04x = 7,851.09 × 3,331.72
  4. Step 4: Simplify right side
    5,690.04x = 26,157,633.57
  5. Step 5: Solve for x
    x = 26,157,633.57/5,690.04
  6. Step 6: Final answer
    x = 4,597.09

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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.