Home / 5,669.40-8,495.43-2,380.69

Finding the Fourth Proportional to 5,669.40, 8,495.43 and 2,380.69

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Solution

The fourth proportional to 5,669.40, 8,495.43 and 2,380.69 is: 3,567.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.40 : 8,495.43 = 2,380.69 : x
  2. Step 2: Convert to fraction form
    5,669.40/8,495.43 = 2,380.69/x
  3. Step 3: Cross multiply
    5,669.40x = 8,495.43 × 2,380.69
  4. Step 4: Simplify right side
    5,669.40x = 20,224,985.25
  5. Step 5: Solve for x
    x = 20,224,985.25/5,669.40
  6. Step 6: Final answer
    x = 3,567.39

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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.