Home / 1,539.94-2,307.68-1,049.08

Finding the Fourth Proportional to 1,539.94, 2,307.68 and 1,049.08

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Solution

The fourth proportional to 1,539.94, 2,307.68 and 1,049.08 is: 1,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539.94 : 2,307.68 = 1,049.08 : x
  2. Step 2: Convert to fraction form
    1,539.94/2,307.68 = 1,049.08/x
  3. Step 3: Cross multiply
    1,539.94x = 2,307.68 × 1,049.08
  4. Step 4: Simplify right side
    1,539.94x = 2,420,940.93
  5. Step 5: Solve for x
    x = 2,420,940.93/1,539.94
  6. Step 6: Final answer
    x = 1,572.10

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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.