Home / 5,485.02-8,226.21-2,197.23

Finding the Fourth Proportional to 5,485.02, 8,226.21 and 2,197.23

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Solution

The fourth proportional to 5,485.02, 8,226.21 and 2,197.23 is: 3,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.02 : 8,226.21 = 2,197.23 : x
  2. Step 2: Convert to fraction form
    5,485.02/8,226.21 = 2,197.23/x
  3. Step 3: Cross multiply
    5,485.02x = 8,226.21 × 2,197.23
  4. Step 4: Simplify right side
    5,485.02x = 18,074,875.40
  5. Step 5: Solve for x
    x = 18,074,875.40/5,485.02
  6. Step 6: Final answer
    x = 3,295.32

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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.