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Finding the Fourth Proportional to 4,367.70, 6,543.45 and 4,076.10

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Solution

The fourth proportional to 4,367.70, 6,543.45 and 4,076.10 is: 6,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,367.70 : 6,543.45 = 4,076.10 : x
  2. Step 2: Convert to fraction form
    4,367.70/6,543.45 = 4,076.10/x
  3. Step 3: Cross multiply
    4,367.70x = 6,543.45 × 4,076.10
  4. Step 4: Simplify right side
    4,367.70x = 26,671,756.55
  5. Step 5: Solve for x
    x = 26,671,756.55/4,367.70
  6. Step 6: Final answer
    x = 6,106.59

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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.