Home / 5,684.70-8,506.77-3,930.06

Finding the Fourth Proportional to 5,684.70, 8,506.77 and 3,930.06

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Solution

The fourth proportional to 5,684.70, 8,506.77 and 3,930.06 is: 5,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684.70 : 8,506.77 = 3,930.06 : x
  2. Step 2: Convert to fraction form
    5,684.70/8,506.77 = 3,930.06/x
  3. Step 3: Cross multiply
    5,684.70x = 8,506.77 × 3,930.06
  4. Step 4: Simplify right side
    5,684.70x = 33,432,116.51
  5. Step 5: Solve for x
    x = 33,432,116.51/5,684.70
  6. Step 6: Final answer
    x = 5,881.07

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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.