Home / 7,897.20-11,834.48-5,800.74

Finding the Fourth Proportional to 7,897.20, 11,834.48 and 5,800.74

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Solution

The fourth proportional to 7,897.20, 11,834.48 and 5,800.74 is: 8,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897.20 : 11,834.48 = 5,800.74 : x
  2. Step 2: Convert to fraction form
    7,897.20/11,834.48 = 5,800.74/x
  3. Step 3: Cross multiply
    7,897.20x = 11,834.48 × 5,800.74
  4. Step 4: Simplify right side
    7,897.20x = 68,648,741.52
  5. Step 5: Solve for x
    x = 68,648,741.52/7,897.20
  6. Step 6: Final answer
    x = 8,692.80

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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.