Home / 12,713.98-19,074.30-4,816.56

Finding the Fourth Proportional to 12,713.98, 19,074.30 and 4,816.56

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Solution

The fourth proportional to 12,713.98, 19,074.30 and 4,816.56 is: 7,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713.98 : 19,074.30 = 4,816.56 : x
  2. Step 2: Convert to fraction form
    12,713.98/19,074.30 = 4,816.56/x
  3. Step 3: Cross multiply
    12,713.98x = 19,074.30 × 4,816.56
  4. Step 4: Simplify right side
    12,713.98x = 91,872,510.41
  5. Step 5: Solve for x
    x = 91,872,510.41/12,713.98
  6. Step 6: Final answer
    x = 7,226.10

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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.