Home / 12,864.06-19,297.62-4,542.36

Finding the Fourth Proportional to 12,864.06, 19,297.62 and 4,542.36

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Solution

The fourth proportional to 12,864.06, 19,297.62 and 4,542.36 is: 6,814.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,864.06 : 19,297.62 = 4,542.36 : x
  2. Step 2: Convert to fraction form
    12,864.06/19,297.62 = 4,542.36/x
  3. Step 3: Cross multiply
    12,864.06x = 19,297.62 × 4,542.36
  4. Step 4: Simplify right side
    12,864.06x = 87,656,737.18
  5. Step 5: Solve for x
    x = 87,656,737.18/12,864.06
  6. Step 6: Final answer
    x = 6,814.08

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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.