Home / 4,969.15-6,854.58-3,102.91

Finding the Fourth Proportional to 4,969.15, 6,854.58 and 3,102.91

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Solution

The fourth proportional to 4,969.15, 6,854.58 and 3,102.91 is: 4,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.15 : 6,854.58 = 3,102.91 : x
  2. Step 2: Convert to fraction form
    4,969.15/6,854.58 = 3,102.91/x
  3. Step 3: Cross multiply
    4,969.15x = 6,854.58 × 3,102.91
  4. Step 4: Simplify right side
    4,969.15x = 21,269,144.83
  5. Step 5: Solve for x
    x = 21,269,144.83/4,969.15
  6. Step 6: Final answer
    x = 4,280.24

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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.