Home / 2,473.13-3,412.91-1,369.13

Finding the Fourth Proportional to 2,473.13, 3,412.91 and 1,369.13

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Solution

The fourth proportional to 2,473.13, 3,412.91 and 1,369.13 is: 1,889.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,473.13 : 3,412.91 = 1,369.13 : x
  2. Step 2: Convert to fraction form
    2,473.13/3,412.91 = 1,369.13/x
  3. Step 3: Cross multiply
    2,473.13x = 3,412.91 × 1,369.13
  4. Step 4: Simplify right side
    2,473.13x = 4,672,703.83
  5. Step 5: Solve for x
    x = 4,672,703.83/2,473.13
  6. Step 6: Final answer
    x = 1,889.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.