Home / 4,135.81-6,208.98-2,681.05

Finding the Fourth Proportional to 4,135.81, 6,208.98 and 2,681.05

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Solution

The fourth proportional to 4,135.81, 6,208.98 and 2,681.05 is: 4,024.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.81 : 6,208.98 = 2,681.05 : x
  2. Step 2: Convert to fraction form
    4,135.81/6,208.98 = 2,681.05/x
  3. Step 3: Cross multiply
    4,135.81x = 6,208.98 × 2,681.05
  4. Step 4: Simplify right side
    4,135.81x = 16,646,585.83
  5. Step 5: Solve for x
    x = 16,646,585.83/4,135.81
  6. Step 6: Final answer
    x = 4,024.99

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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.