Home / 5,423.00-7,485.11-3,066.51

Finding the Fourth Proportional to 5,423.00, 7,485.11 and 3,066.51

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Solution

The fourth proportional to 5,423.00, 7,485.11 and 3,066.51 is: 4,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.00 : 7,485.11 = 3,066.51 : x
  2. Step 2: Convert to fraction form
    5,423.00/7,485.11 = 3,066.51/x
  3. Step 3: Cross multiply
    5,423.00x = 7,485.11 × 3,066.51
  4. Step 4: Simplify right side
    5,423.00x = 22,953,146.80
  5. Step 5: Solve for x
    x = 22,953,146.80/5,423.00
  6. Step 6: Final answer
    x = 4,232.55

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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.