Home / 11,937.90-16,472.47-6,901.15

Finding the Fourth Proportional to 11,937.90, 16,472.47 and 6,901.15

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Solution

The fourth proportional to 11,937.90, 16,472.47 and 6,901.15 is: 9,522.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,937.90 : 16,472.47 = 6,901.15 : x
  2. Step 2: Convert to fraction form
    11,937.90/16,472.47 = 6,901.15/x
  3. Step 3: Cross multiply
    11,937.90x = 16,472.47 × 6,901.15
  4. Step 4: Simplify right side
    11,937.90x = 113,678,986.34
  5. Step 5: Solve for x
    x = 113,678,986.34/11,937.90
  6. Step 6: Final answer
    x = 9,522.53

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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.