Home / 11,658.47-16,088.13-6,353.28

Finding the Fourth Proportional to 11,658.47, 16,088.13 and 6,353.28

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Solution

The fourth proportional to 11,658.47, 16,088.13 and 6,353.28 is: 8,767.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.47 : 16,088.13 = 6,353.28 : x
  2. Step 2: Convert to fraction form
    11,658.47/16,088.13 = 6,353.28/x
  3. Step 3: Cross multiply
    11,658.47x = 16,088.13 × 6,353.28
  4. Step 4: Simplify right side
    11,658.47x = 102,212,394.57
  5. Step 5: Solve for x
    x = 102,212,394.57/11,658.47
  6. Step 6: Final answer
    x = 8,767.23

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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.