Home / 12,206.36-18,315.66-4,816.10

Finding the Fourth Proportional to 12,206.36, 18,315.66 and 4,816.10

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Solution

The fourth proportional to 12,206.36, 18,315.66 and 4,816.10 is: 7,226.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,206.36 : 18,315.66 = 4,816.10 : x
  2. Step 2: Convert to fraction form
    12,206.36/18,315.66 = 4,816.10/x
  3. Step 3: Cross multiply
    12,206.36x = 18,315.66 × 4,816.10
  4. Step 4: Simplify right side
    12,206.36x = 88,210,050.13
  5. Step 5: Solve for x
    x = 88,210,050.13/12,206.36
  6. Step 6: Final answer
    x = 7,226.56

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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.