Home / 4,989.46-7,488.80-2,526.01

Finding the Fourth Proportional to 4,989.46, 7,488.80 and 2,526.01

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Solution

The fourth proportional to 4,989.46, 7,488.80 and 2,526.01 is: 3,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.46 : 7,488.80 = 2,526.01 : x
  2. Step 2: Convert to fraction form
    4,989.46/7,488.80 = 2,526.01/x
  3. Step 3: Cross multiply
    4,989.46x = 7,488.80 × 2,526.01
  4. Step 4: Simplify right side
    4,989.46x = 18,916,733.61
  5. Step 5: Solve for x
    x = 18,916,733.61/4,989.46
  6. Step 6: Final answer
    x = 3,791.34

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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.