Home / 3,677.81-5,516.72-2,587.05

Finding the Fourth Proportional to 3,677.81, 5,516.72 and 2,587.05

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Solution

The fourth proportional to 3,677.81, 5,516.72 and 2,587.05 is: 3,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.81 : 5,516.72 = 2,587.05 : x
  2. Step 2: Convert to fraction form
    3,677.81/5,516.72 = 2,587.05/x
  3. Step 3: Cross multiply
    3,677.81x = 5,516.72 × 2,587.05
  4. Step 4: Simplify right side
    3,677.81x = 14,272,017.54
  5. Step 5: Solve for x
    x = 14,272,017.54/3,677.81
  6. Step 6: Final answer
    x = 3,880.58

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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.