Home / 4,064.64-5,605.20-3,000.60

Finding the Fourth Proportional to 4,064.64, 5,605.20 and 3,000.60

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Solution

The fourth proportional to 4,064.64, 5,605.20 and 3,000.60 is: 4,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,064.64 : 5,605.20 = 3,000.60 : x
  2. Step 2: Convert to fraction form
    4,064.64/5,605.20 = 3,000.60/x
  3. Step 3: Cross multiply
    4,064.64x = 5,605.20 × 3,000.60
  4. Step 4: Simplify right side
    4,064.64x = 16,818,963.12
  5. Step 5: Solve for x
    x = 16,818,963.12/4,064.64
  6. Step 6: Final answer
    x = 4,137.87

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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.