Home / 3,381.86-4,665.66-2,055.08

Finding the Fourth Proportional to 3,381.86, 4,665.66 and 2,055.08

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Solution

The fourth proportional to 3,381.86, 4,665.66 and 2,055.08 is: 2,835.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.86 : 4,665.66 = 2,055.08 : x
  2. Step 2: Convert to fraction form
    3,381.86/4,665.66 = 2,055.08/x
  3. Step 3: Cross multiply
    3,381.86x = 4,665.66 × 2,055.08
  4. Step 4: Simplify right side
    3,381.86x = 9,588,281.22
  5. Step 5: Solve for x
    x = 9,588,281.22/3,381.86
  6. Step 6: Final answer
    x = 2,835.21

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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.