Home / 11,658.30-16,088.80-6,353.46

Finding the Fourth Proportional to 11,658.30, 16,088.80 and 6,353.46

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Solution

The fourth proportional to 11,658.30, 16,088.80 and 6,353.46 is: 8,767.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.30 : 16,088.80 = 6,353.46 : x
  2. Step 2: Convert to fraction form
    11,658.30/16,088.80 = 6,353.46/x
  3. Step 3: Cross multiply
    11,658.30x = 16,088.80 × 6,353.46
  4. Step 4: Simplify right side
    11,658.30x = 102,219,606.40
  5. Step 5: Solve for x
    x = 102,219,606.40/11,658.30
  6. Step 6: Final answer
    x = 8,767.96

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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.