Home / 9,660.65-14,496.35-5,218.22

Finding the Fourth Proportional to 9,660.65, 14,496.35 and 5,218.22

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Solution

The fourth proportional to 9,660.65, 14,496.35 and 5,218.22 is: 7,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.65 : 14,496.35 = 5,218.22 : x
  2. Step 2: Convert to fraction form
    9,660.65/14,496.35 = 5,218.22/x
  3. Step 3: Cross multiply
    9,660.65x = 14,496.35 × 5,218.22
  4. Step 4: Simplify right side
    9,660.65x = 75,645,143.50
  5. Step 5: Solve for x
    x = 75,645,143.50/9,660.65
  6. Step 6: Final answer
    x = 7,830.24

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Double scale
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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.