Home / 11,862.82-16,370.51-6,557.52

Finding the Fourth Proportional to 11,862.82, 16,370.51 and 6,557.52

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Solution

The fourth proportional to 11,862.82, 16,370.51 and 6,557.52 is: 9,049.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.82 : 16,370.51 = 6,557.52 : x
  2. Step 2: Convert to fraction form
    11,862.82/16,370.51 = 6,557.52/x
  3. Step 3: Cross multiply
    11,862.82x = 16,370.51 × 6,557.52
  4. Step 4: Simplify right side
    11,862.82x = 107,349,946.74
  5. Step 5: Solve for x
    x = 107,349,946.74/11,862.82
  6. Step 6: Final answer
    x = 9,049.28

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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.