Home / 12,934.64-19,402.68-3,701.36

Finding the Fourth Proportional to 12,934.64, 19,402.68 and 3,701.36

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Solution

The fourth proportional to 12,934.64, 19,402.68 and 3,701.36 is: 5,552.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934.64 : 19,402.68 = 3,701.36 : x
  2. Step 2: Convert to fraction form
    12,934.64/19,402.68 = 3,701.36/x
  3. Step 3: Cross multiply
    12,934.64x = 19,402.68 × 3,701.36
  4. Step 4: Simplify right side
    12,934.64x = 71,816,303.64
  5. Step 5: Solve for x
    x = 71,816,303.64/12,934.64
  6. Step 6: Final answer
    x = 5,552.25

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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.