Home / 5,206.40-7,184.96-3,110.24

Finding the Fourth Proportional to 5,206.40, 7,184.96 and 3,110.24

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Solution

The fourth proportional to 5,206.40, 7,184.96 and 3,110.24 is: 4,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.40 : 7,184.96 = 3,110.24 : x
  2. Step 2: Convert to fraction form
    5,206.40/7,184.96 = 3,110.24/x
  3. Step 3: Cross multiply
    5,206.40x = 7,184.96 × 3,110.24
  4. Step 4: Simplify right side
    5,206.40x = 22,346,949.99
  5. Step 5: Solve for x
    x = 22,346,949.99/5,206.40
  6. Step 6: Final answer
    x = 4,292.21

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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.