Home / 5,897.41-8,129.70-3,772.71

Finding the Fourth Proportional to 5,897.41, 8,129.70 and 3,772.71

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Solution

The fourth proportional to 5,897.41, 8,129.70 and 3,772.71 is: 5,200.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,897.41 : 8,129.70 = 3,772.71 : x
  2. Step 2: Convert to fraction form
    5,897.41/8,129.70 = 3,772.71/x
  3. Step 3: Cross multiply
    5,897.41x = 8,129.70 × 3,772.71
  4. Step 4: Simplify right side
    5,897.41x = 30,671,000.49
  5. Step 5: Solve for x
    x = 30,671,000.49/5,897.41
  6. Step 6: Final answer
    x = 5,200.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.