Home / 12,937.36-19,406.16-3,703.36

Finding the Fourth Proportional to 12,937.36, 19,406.16 and 3,703.36

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Solution

The fourth proportional to 12,937.36, 19,406.16 and 3,703.36 is: 5,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937.36 : 19,406.16 = 3,703.36 : x
  2. Step 2: Convert to fraction form
    12,937.36/19,406.16 = 3,703.36/x
  3. Step 3: Cross multiply
    12,937.36x = 19,406.16 × 3,703.36
  4. Step 4: Simplify right side
    12,937.36x = 71,867,996.70
  5. Step 5: Solve for x
    x = 71,867,996.70/12,937.36
  6. Step 6: Final answer
    x = 5,555.07

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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.