Home / 5,270.08-7,907.86-2,347.70

Finding the Fourth Proportional to 5,270.08, 7,907.86 and 2,347.70

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Solution

The fourth proportional to 5,270.08, 7,907.86 and 2,347.70 is: 3,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.08 : 7,907.86 = 2,347.70 : x
  2. Step 2: Convert to fraction form
    5,270.08/7,907.86 = 2,347.70/x
  3. Step 3: Cross multiply
    5,270.08x = 7,907.86 × 2,347.70
  4. Step 4: Simplify right side
    5,270.08x = 18,565,290.95
  5. Step 5: Solve for x
    x = 18,565,290.95/5,270.08
  6. Step 6: Final answer
    x = 3,522.77

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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.