Home / 6,169.54-8,513.85-4,070.02

Finding the Fourth Proportional to 6,169.54, 8,513.85 and 4,070.02

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Solution

The fourth proportional to 6,169.54, 8,513.85 and 4,070.02 is: 5,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,169.54 : 8,513.85 = 4,070.02 : x
  2. Step 2: Convert to fraction form
    6,169.54/8,513.85 = 4,070.02/x
  3. Step 3: Cross multiply
    6,169.54x = 8,513.85 × 4,070.02
  4. Step 4: Simplify right side
    6,169.54x = 34,651,539.78
  5. Step 5: Solve for x
    x = 34,651,539.78/6,169.54
  6. Step 6: Final answer
    x = 5,616.55

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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.