Home / 4,373.63-6,561.29-1,412.87

Finding the Fourth Proportional to 4,373.63, 6,561.29 and 1,412.87

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Solution

The fourth proportional to 4,373.63, 6,561.29 and 1,412.87 is: 2,119.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373.63 : 6,561.29 = 1,412.87 : x
  2. Step 2: Convert to fraction form
    4,373.63/6,561.29 = 1,412.87/x
  3. Step 3: Cross multiply
    4,373.63x = 6,561.29 × 1,412.87
  4. Step 4: Simplify right side
    4,373.63x = 9,270,249.80
  5. Step 5: Solve for x
    x = 9,270,249.80/4,373.63
  6. Step 6: Final answer
    x = 2,119.58

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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.