Home / 4,720.92-7,081.01-1,434.03

Finding the Fourth Proportional to 4,720.92, 7,081.01 and 1,434.03

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Solution

The fourth proportional to 4,720.92, 7,081.01 and 1,434.03 is: 2,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.92 : 7,081.01 = 1,434.03 : x
  2. Step 2: Convert to fraction form
    4,720.92/7,081.01 = 1,434.03/x
  3. Step 3: Cross multiply
    4,720.92x = 7,081.01 × 1,434.03
  4. Step 4: Simplify right side
    4,720.92x = 10,154,366.65
  5. Step 5: Solve for x
    x = 10,154,366.65/4,720.92
  6. Step 6: Final answer
    x = 2,150.93

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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.