Home / 5,669.10-8,486.85-4,214.70

Finding the Fourth Proportional to 5,669.10, 8,486.85 and 4,214.70

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Solution

The fourth proportional to 5,669.10, 8,486.85 and 4,214.70 is: 6,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.10 : 8,486.85 = 4,214.70 : x
  2. Step 2: Convert to fraction form
    5,669.10/8,486.85 = 4,214.70/x
  3. Step 3: Cross multiply
    5,669.10x = 8,486.85 × 4,214.70
  4. Step 4: Simplify right side
    5,669.10x = 35,769,526.70
  5. Step 5: Solve for x
    x = 35,769,526.70/5,669.10
  6. Step 6: Final answer
    x = 6,309.56

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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.