Home / 5,646.04-8,469.56-1,485.98

Finding the Fourth Proportional to 5,646.04, 8,469.56 and 1,485.98

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Solution

The fourth proportional to 5,646.04, 8,469.56 and 1,485.98 is: 2,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.04 : 8,469.56 = 1,485.98 : x
  2. Step 2: Convert to fraction form
    5,646.04/8,469.56 = 1,485.98/x
  3. Step 3: Cross multiply
    5,646.04x = 8,469.56 × 1,485.98
  4. Step 4: Simplify right side
    5,646.04x = 12,585,589.90
  5. Step 5: Solve for x
    x = 12,585,589.90/5,646.04
  6. Step 6: Final answer
    x = 2,229.10

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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.