Home / 10,660.08-15,992.18-4,816.70

Finding the Fourth Proportional to 10,660.08, 15,992.18 and 4,816.70

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Solution

The fourth proportional to 10,660.08, 15,992.18 and 4,816.70 is: 7,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.08 : 15,992.18 = 4,816.70 : x
  2. Step 2: Convert to fraction form
    10,660.08/15,992.18 = 4,816.70/x
  3. Step 3: Cross multiply
    10,660.08x = 15,992.18 × 4,816.70
  4. Step 4: Simplify right side
    10,660.08x = 77,029,429.36
  5. Step 5: Solve for x
    x = 77,029,429.36/10,660.08
  6. Step 6: Final answer
    x = 7,225.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.