Home / 5,880.20-8,822.34-3,913.72

Finding the Fourth Proportional to 5,880.20, 8,822.34 and 3,913.72

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Solution

The fourth proportional to 5,880.20, 8,822.34 and 3,913.72 is: 5,871.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.20 : 8,822.34 = 3,913.72 : x
  2. Step 2: Convert to fraction form
    5,880.20/8,822.34 = 3,913.72/x
  3. Step 3: Cross multiply
    5,880.20x = 8,822.34 × 3,913.72
  4. Step 4: Simplify right side
    5,880.20x = 34,528,168.50
  5. Step 5: Solve for x
    x = 34,528,168.50/5,880.20
  6. Step 6: Final answer
    x = 5,871.94

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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.