Home / 3,086.10-4,259.06-1,967.53

Finding the Fourth Proportional to 3,086.10, 4,259.06 and 1,967.53

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Solution

The fourth proportional to 3,086.10, 4,259.06 and 1,967.53 is: 2,715.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.10 : 4,259.06 = 1,967.53 : x
  2. Step 2: Convert to fraction form
    3,086.10/4,259.06 = 1,967.53/x
  3. Step 3: Cross multiply
    3,086.10x = 4,259.06 × 1,967.53
  4. Step 4: Simplify right side
    3,086.10x = 8,379,818.48
  5. Step 5: Solve for x
    x = 8,379,818.48/3,086.10
  6. Step 6: Final answer
    x = 2,715.35

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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.