Home / 7,937.08-11,907.29-2,390.83

Finding the Fourth Proportional to 7,937.08, 11,907.29 and 2,390.83

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Solution

The fourth proportional to 7,937.08, 11,907.29 and 2,390.83 is: 3,586.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.08 : 11,907.29 = 2,390.83 : x
  2. Step 2: Convert to fraction form
    7,937.08/11,907.29 = 2,390.83/x
  3. Step 3: Cross multiply
    7,937.08x = 11,907.29 × 2,390.83
  4. Step 4: Simplify right side
    7,937.08x = 28,468,294.20
  5. Step 5: Solve for x
    x = 28,468,294.20/7,937.08
  6. Step 6: Final answer
    x = 3,586.75

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1.5x scale

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.