Home / 3,003.65-4,507.91-1,543.22

Finding the Fourth Proportional to 3,003.65, 4,507.91 and 1,543.22

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Solution

The fourth proportional to 3,003.65, 4,507.91 and 1,543.22 is: 2,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.65 : 4,507.91 = 1,543.22 : x
  2. Step 2: Convert to fraction form
    3,003.65/4,507.91 = 1,543.22/x
  3. Step 3: Cross multiply
    3,003.65x = 4,507.91 × 1,543.22
  4. Step 4: Simplify right side
    3,003.65x = 6,956,666.61
  5. Step 5: Solve for x
    x = 6,956,666.61/3,003.65
  6. Step 6: Final answer
    x = 2,316.07

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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.