Home / 9,346.50-14,019.81-2,421.06

Finding the Fourth Proportional to 9,346.50, 14,019.81 and 2,421.06

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Solution

The fourth proportional to 9,346.50, 14,019.81 and 2,421.06 is: 3,631.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.50 : 14,019.81 = 2,421.06 : x
  2. Step 2: Convert to fraction form
    9,346.50/14,019.81 = 2,421.06/x
  3. Step 3: Cross multiply
    9,346.50x = 14,019.81 × 2,421.06
  4. Step 4: Simplify right side
    9,346.50x = 33,942,801.20
  5. Step 5: Solve for x
    x = 33,942,801.20/9,346.50
  6. Step 6: Final answer
    x = 3,631.61

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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.