Home / 5,657.22-8,490.51-2,885.94

Finding the Fourth Proportional to 5,657.22, 8,490.51 and 2,885.94

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Solution

The fourth proportional to 5,657.22, 8,490.51 and 2,885.94 is: 4,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.22 : 8,490.51 = 2,885.94 : x
  2. Step 2: Convert to fraction form
    5,657.22/8,490.51 = 2,885.94/x
  3. Step 3: Cross multiply
    5,657.22x = 8,490.51 × 2,885.94
  4. Step 4: Simplify right side
    5,657.22x = 24,503,102.43
  5. Step 5: Solve for x
    x = 24,503,102.43/5,657.22
  6. Step 6: Final answer
    x = 4,331.30

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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.