Home / 4,280.86-5,907.70-2,392.65

Finding the Fourth Proportional to 4,280.86, 5,907.70 and 2,392.65

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Solution

The fourth proportional to 4,280.86, 5,907.70 and 2,392.65 is: 3,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,280.86 : 5,907.70 = 2,392.65 : x
  2. Step 2: Convert to fraction form
    4,280.86/5,907.70 = 2,392.65/x
  3. Step 3: Cross multiply
    4,280.86x = 5,907.70 × 2,392.65
  4. Step 4: Simplify right side
    4,280.86x = 14,135,044.78
  5. Step 5: Solve for x
    x = 14,135,044.78/4,280.86
  6. Step 6: Final answer
    x = 3,301.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.