Home / 3,526.49-5,289.74-929.43

Finding the Fourth Proportional to 3,526.49, 5,289.74 and 929.43

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Solution

The fourth proportional to 3,526.49, 5,289.74 and 929.43 is: 1,394.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.49 : 5,289.74 = 929.43 : x
  2. Step 2: Convert to fraction form
    3,526.49/5,289.74 = 929.43/x
  3. Step 3: Cross multiply
    3,526.49x = 5,289.74 × 929.43
  4. Step 4: Simplify right side
    3,526.49x = 4,916,443.05
  5. Step 5: Solve for x
    x = 4,916,443.05/3,526.49
  6. Step 6: Final answer
    x = 1,394.15

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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.