Home / 11,862.52-16,371.13-6,557.23

Finding the Fourth Proportional to 11,862.52, 16,371.13 and 6,557.23

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Solution

The fourth proportional to 11,862.52, 16,371.13 and 6,557.23 is: 9,049.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.52 : 16,371.13 = 6,557.23 : x
  2. Step 2: Convert to fraction form
    11,862.52/16,371.13 = 6,557.23/x
  3. Step 3: Cross multiply
    11,862.52x = 16,371.13 × 6,557.23
  4. Step 4: Simplify right side
    11,862.52x = 107,349,264.77
  5. Step 5: Solve for x
    x = 107,349,264.77/11,862.52
  6. Step 6: Final answer
    x = 9,049.45

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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.