Home / 11,658.28-16,088.36-6,353.08

Finding the Fourth Proportional to 11,658.28, 16,088.36 and 6,353.08

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Solution

The fourth proportional to 11,658.28, 16,088.36 and 6,353.08 is: 8,767.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.28 : 16,088.36 = 6,353.08 : x
  2. Step 2: Convert to fraction form
    11,658.28/16,088.36 = 6,353.08/x
  3. Step 3: Cross multiply
    11,658.28x = 16,088.36 × 6,353.08
  4. Step 4: Simplify right side
    11,658.28x = 102,210,566.16
  5. Step 5: Solve for x
    x = 102,210,566.16/11,658.28
  6. Step 6: Final answer
    x = 8,767.21

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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.