Home / 5,210.13-7,193.46-3,086.35

Finding the Fourth Proportional to 5,210.13, 7,193.46 and 3,086.35

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Solution

The fourth proportional to 5,210.13, 7,193.46 and 3,086.35 is: 4,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,210.13 : 7,193.46 = 3,086.35 : x
  2. Step 2: Convert to fraction form
    5,210.13/7,193.46 = 3,086.35/x
  3. Step 3: Cross multiply
    5,210.13x = 7,193.46 × 3,086.35
  4. Step 4: Simplify right side
    5,210.13x = 22,201,517.29
  5. Step 5: Solve for x
    x = 22,201,517.29/5,210.13
  6. Step 6: Final answer
    x = 4,261.22

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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.