Home / 2,588.76-3,880.44-1,354.86

Finding the Fourth Proportional to 2,588.76, 3,880.44 and 1,354.86

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Solution

The fourth proportional to 2,588.76, 3,880.44 and 1,354.86 is: 2,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.76 : 3,880.44 = 1,354.86 : x
  2. Step 2: Convert to fraction form
    2,588.76/3,880.44 = 1,354.86/x
  3. Step 3: Cross multiply
    2,588.76x = 3,880.44 × 1,354.86
  4. Step 4: Simplify right side
    2,588.76x = 5,257,452.94
  5. Step 5: Solve for x
    x = 5,257,452.94/2,588.76
  6. Step 6: Final answer
    x = 2,030.88

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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.