Home / 4,127.66-6,192.91-1,206.39

Finding the Fourth Proportional to 4,127.66, 6,192.91 and 1,206.39

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Solution

The fourth proportional to 4,127.66, 6,192.91 and 1,206.39 is: 1,810.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.66 : 6,192.91 = 1,206.39 : x
  2. Step 2: Convert to fraction form
    4,127.66/6,192.91 = 1,206.39/x
  3. Step 3: Cross multiply
    4,127.66x = 6,192.91 × 1,206.39
  4. Step 4: Simplify right side
    4,127.66x = 7,471,082.64
  5. Step 5: Solve for x
    x = 7,471,082.64/4,127.66
  6. Step 6: Final answer
    x = 1,810.00

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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.