Home / 5,490.02-8,220.99-3,022.13

Finding the Fourth Proportional to 5,490.02, 8,220.99 and 3,022.13

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Solution

The fourth proportional to 5,490.02, 8,220.99 and 3,022.13 is: 4,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.02 : 8,220.99 = 3,022.13 : x
  2. Step 2: Convert to fraction form
    5,490.02/8,220.99 = 3,022.13/x
  3. Step 3: Cross multiply
    5,490.02x = 8,220.99 × 3,022.13
  4. Step 4: Simplify right side
    5,490.02x = 24,844,900.51
  5. Step 5: Solve for x
    x = 24,844,900.51/5,490.02
  6. Step 6: Final answer
    x = 4,525.47

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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.