Home / 6,839.81-10,278.95-4,066.98

Finding the Fourth Proportional to 6,839.81, 10,278.95 and 4,066.98

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Solution

The fourth proportional to 6,839.81, 10,278.95 and 4,066.98 is: 6,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.81 : 10,278.95 = 4,066.98 : x
  2. Step 2: Convert to fraction form
    6,839.81/10,278.95 = 4,066.98/x
  3. Step 3: Cross multiply
    6,839.81x = 10,278.95 × 4,066.98
  4. Step 4: Simplify right side
    6,839.81x = 41,804,284.07
  5. Step 5: Solve for x
    x = 41,804,284.07/6,839.81
  6. Step 6: Final answer
    x = 6,111.91

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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.