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Finding the Fourth Proportional to 5,573.34, 8,360.10 and 1,677.78

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Solution

The fourth proportional to 5,573.34, 8,360.10 and 1,677.78 is: 2,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.34 : 8,360.10 = 1,677.78 : x
  2. Step 2: Convert to fraction form
    5,573.34/8,360.10 = 1,677.78/x
  3. Step 3: Cross multiply
    5,573.34x = 8,360.10 × 1,677.78
  4. Step 4: Simplify right side
    5,573.34x = 14,026,408.58
  5. Step 5: Solve for x
    x = 14,026,408.58/5,573.34
  6. Step 6: Final answer
    x = 2,516.70

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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.