Home / 4,127.87-6,192.36-1,206.14

Finding the Fourth Proportional to 4,127.87, 6,192.36 and 1,206.14

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Solution

The fourth proportional to 4,127.87, 6,192.36 and 1,206.14 is: 1,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.87 : 6,192.36 = 1,206.14 : x
  2. Step 2: Convert to fraction form
    4,127.87/6,192.36 = 1,206.14/x
  3. Step 3: Cross multiply
    4,127.87x = 6,192.36 × 1,206.14
  4. Step 4: Simplify right side
    4,127.87x = 7,468,822.13
  5. Step 5: Solve for x
    x = 7,468,822.13/4,127.87
  6. Step 6: Final answer
    x = 1,809.36

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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.