Home / 9,270.90-13,907.70-4,340.70

Finding the Fourth Proportional to 9,270.90, 13,907.70 and 4,340.70

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Solution

The fourth proportional to 9,270.90, 13,907.70 and 4,340.70 is: 6,511.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,270.90 : 13,907.70 = 4,340.70 : x
  2. Step 2: Convert to fraction form
    9,270.90/13,907.70 = 4,340.70/x
  3. Step 3: Cross multiply
    9,270.90x = 13,907.70 × 4,340.70
  4. Step 4: Simplify right side
    9,270.90x = 60,369,153.39
  5. Step 5: Solve for x
    x = 60,369,153.39/9,270.90
  6. Step 6: Final answer
    x = 6,511.68

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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.