Home / 11,323.91-15,626.46-6,288.45

Finding the Fourth Proportional to 11,323.91, 15,626.46 and 6,288.45

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Solution

The fourth proportional to 11,323.91, 15,626.46 and 6,288.45 is: 8,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.91 : 15,626.46 = 6,288.45 : x
  2. Step 2: Convert to fraction form
    11,323.91/15,626.46 = 6,288.45/x
  3. Step 3: Cross multiply
    11,323.91x = 15,626.46 × 6,288.45
  4. Step 4: Simplify right side
    11,323.91x = 98,266,177.37
  5. Step 5: Solve for x
    x = 98,266,177.37/11,323.91
  6. Step 6: Final answer
    x = 8,677.76

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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.