Home / 4,515.77-6,774.22-1,553.45

Finding the Fourth Proportional to 4,515.77, 6,774.22 and 1,553.45

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Solution

The fourth proportional to 4,515.77, 6,774.22 and 1,553.45 is: 2,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.77 : 6,774.22 = 1,553.45 : x
  2. Step 2: Convert to fraction form
    4,515.77/6,774.22 = 1,553.45/x
  3. Step 3: Cross multiply
    4,515.77x = 6,774.22 × 1,553.45
  4. Step 4: Simplify right side
    4,515.77x = 10,523,374.30
  5. Step 5: Solve for x
    x = 10,523,374.30/4,515.77
  6. Step 6: Final answer
    x = 2,330.36

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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.