Home / 7,573.20-11,370.40-3,877.98

Finding the Fourth Proportional to 7,573.20, 11,370.40 and 3,877.98

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Solution

The fourth proportional to 7,573.20, 11,370.40 and 3,877.98 is: 5,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.20 : 11,370.40 = 3,877.98 : x
  2. Step 2: Convert to fraction form
    7,573.20/11,370.40 = 3,877.98/x
  3. Step 3: Cross multiply
    7,573.20x = 11,370.40 × 3,877.98
  4. Step 4: Simplify right side
    7,573.20x = 44,094,183.79
  5. Step 5: Solve for x
    x = 44,094,183.79/7,573.20
  6. Step 6: Final answer
    x = 5,822.40

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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.