Home / 6,857.19-9,463.10-4,206.06

Finding the Fourth Proportional to 6,857.19, 9,463.10 and 4,206.06

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Solution

The fourth proportional to 6,857.19, 9,463.10 and 4,206.06 is: 5,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.19 : 9,463.10 = 4,206.06 : x
  2. Step 2: Convert to fraction form
    6,857.19/9,463.10 = 4,206.06/x
  3. Step 3: Cross multiply
    6,857.19x = 9,463.10 × 4,206.06
  4. Step 4: Simplify right side
    6,857.19x = 39,802,345.36
  5. Step 5: Solve for x
    x = 39,802,345.36/6,857.19
  6. Step 6: Final answer
    x = 5,804.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.