Home / 4,343.40-6,514.68-1,223.36

Finding the Fourth Proportional to 4,343.40, 6,514.68 and 1,223.36

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Solution

The fourth proportional to 4,343.40, 6,514.68 and 1,223.36 is: 1,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,343.40 : 6,514.68 = 1,223.36 : x
  2. Step 2: Convert to fraction form
    4,343.40/6,514.68 = 1,223.36/x
  3. Step 3: Cross multiply
    4,343.40x = 6,514.68 × 1,223.36
  4. Step 4: Simplify right side
    4,343.40x = 7,969,795.37
  5. Step 5: Solve for x
    x = 7,969,795.37/4,343.40
  6. Step 6: Final answer
    x = 1,834.92

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1.5x scale

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.