Home / 12,976.02-19,464.06-3,616.08

Finding the Fourth Proportional to 12,976.02, 19,464.06 and 3,616.08

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Solution

The fourth proportional to 12,976.02, 19,464.06 and 3,616.08 is: 5,424.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,976.02 : 19,464.06 = 3,616.08 : x
  2. Step 2: Convert to fraction form
    12,976.02/19,464.06 = 3,616.08/x
  3. Step 3: Cross multiply
    12,976.02x = 19,464.06 × 3,616.08
  4. Step 4: Simplify right side
    12,976.02x = 70,383,598.08
  5. Step 5: Solve for x
    x = 70,383,598.08/12,976.02
  6. Step 6: Final answer
    x = 5,424.13

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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.