Home / 8,937.85-13,402.83-4,256.47

Finding the Fourth Proportional to 8,937.85, 13,402.83 and 4,256.47

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Solution

The fourth proportional to 8,937.85, 13,402.83 and 4,256.47 is: 6,382.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.85 : 13,402.83 = 4,256.47 : x
  2. Step 2: Convert to fraction form
    8,937.85/13,402.83 = 4,256.47/x
  3. Step 3: Cross multiply
    8,937.85x = 13,402.83 × 4,256.47
  4. Step 4: Simplify right side
    8,937.85x = 57,048,743.81
  5. Step 5: Solve for x
    x = 57,048,743.81/8,937.85
  6. Step 6: Final answer
    x = 6,382.83

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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.