Home / 3,587.85-5,382.81-1,506.75

Finding the Fourth Proportional to 3,587.85, 5,382.81 and 1,506.75

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Solution

The fourth proportional to 3,587.85, 5,382.81 and 1,506.75 is: 2,260.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.85 : 5,382.81 = 1,506.75 : x
  2. Step 2: Convert to fraction form
    3,587.85/5,382.81 = 1,506.75/x
  3. Step 3: Cross multiply
    3,587.85x = 5,382.81 × 1,506.75
  4. Step 4: Simplify right side
    3,587.85x = 8,110,548.97
  5. Step 5: Solve for x
    x = 8,110,548.97/3,587.85
  6. Step 6: Final answer
    x = 2,260.56

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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.