Home / 3,487.02-4,809.26-3,066.48

Finding the Fourth Proportional to 3,487.02, 4,809.26 and 3,066.48

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Solution

The fourth proportional to 3,487.02, 4,809.26 and 3,066.48 is: 4,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.02 : 4,809.26 = 3,066.48 : x
  2. Step 2: Convert to fraction form
    3,487.02/4,809.26 = 3,066.48/x
  3. Step 3: Cross multiply
    3,487.02x = 4,809.26 × 3,066.48
  4. Step 4: Simplify right side
    3,487.02x = 14,747,499.60
  5. Step 5: Solve for x
    x = 14,747,499.60/3,487.02
  6. Step 6: Final answer
    x = 4,229.26

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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.