Home / 5,220.99-7,816.14-3,366.63

Finding the Fourth Proportional to 5,220.99, 7,816.14 and 3,366.63

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Solution

The fourth proportional to 5,220.99, 7,816.14 and 3,366.63 is: 5,040.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.99 : 7,816.14 = 3,366.63 : x
  2. Step 2: Convert to fraction form
    5,220.99/7,816.14 = 3,366.63/x
  3. Step 3: Cross multiply
    5,220.99x = 7,816.14 × 3,366.63
  4. Step 4: Simplify right side
    5,220.99x = 26,314,051.41
  5. Step 5: Solve for x
    x = 26,314,051.41/5,220.99
  6. Step 6: Final answer
    x = 5,040.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.