Home / 2,347.13-3,239.10-1,299.26

Finding the Fourth Proportional to 2,347.13, 3,239.10 and 1,299.26

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Solution

The fourth proportional to 2,347.13, 3,239.10 and 1,299.26 is: 1,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.13 : 3,239.10 = 1,299.26 : x
  2. Step 2: Convert to fraction form
    2,347.13/3,239.10 = 1,299.26/x
  3. Step 3: Cross multiply
    2,347.13x = 3,239.10 × 1,299.26
  4. Step 4: Simplify right side
    2,347.13x = 4,208,416.87
  5. Step 5: Solve for x
    x = 4,208,416.87/2,347.13
  6. Step 6: Final answer
    x = 1,793.01

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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.