Home / 5,675.52-8,515.82-2,900.74

Finding the Fourth Proportional to 5,675.52, 8,515.82 and 2,900.74

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Solution

The fourth proportional to 5,675.52, 8,515.82 and 2,900.74 is: 4,352.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.52 : 8,515.82 = 2,900.74 : x
  2. Step 2: Convert to fraction form
    5,675.52/8,515.82 = 2,900.74/x
  3. Step 3: Cross multiply
    5,675.52x = 8,515.82 × 2,900.74
  4. Step 4: Simplify right side
    5,675.52x = 24,702,179.71
  5. Step 5: Solve for x
    x = 24,702,179.71/5,675.52
  6. Step 6: Final answer
    x = 4,352.41

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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.