Home / 8,747.47-13,126.61-6,957.93

Finding the Fourth Proportional to 8,747.47, 13,126.61 and 6,957.93

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Solution

The fourth proportional to 8,747.47, 13,126.61 and 6,957.93 is: 10,441.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.47 : 13,126.61 = 6,957.93 : x
  2. Step 2: Convert to fraction form
    8,747.47/13,126.61 = 6,957.93/x
  3. Step 3: Cross multiply
    8,747.47x = 13,126.61 × 6,957.93
  4. Step 4: Simplify right side
    8,747.47x = 91,333,950.24
  5. Step 5: Solve for x
    x = 91,333,950.24/8,747.47
  6. Step 6: Final answer
    x = 10,441.19

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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.