Home / 12,277.17-16,937.71-6,971.27

Finding the Fourth Proportional to 12,277.17, 16,937.71 and 6,971.27

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Solution

The fourth proportional to 12,277.17, 16,937.71 and 6,971.27 is: 9,617.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277.17 : 16,937.71 = 6,971.27 : x
  2. Step 2: Convert to fraction form
    12,277.17/16,937.71 = 6,971.27/x
  3. Step 3: Cross multiply
    12,277.17x = 16,937.71 × 6,971.27
  4. Step 4: Simplify right side
    12,277.17x = 118,077,247.47
  5. Step 5: Solve for x
    x = 118,077,247.47/12,277.17
  6. Step 6: Final answer
    x = 9,617.63

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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.