Home / 5,800.20-8,657.85-4,983.72

Finding the Fourth Proportional to 5,800.20, 8,657.85 and 4,983.72

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Solution

The fourth proportional to 5,800.20, 8,657.85 and 4,983.72 is: 7,439.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.20 : 8,657.85 = 4,983.72 : x
  2. Step 2: Convert to fraction form
    5,800.20/8,657.85 = 4,983.72/x
  3. Step 3: Cross multiply
    5,800.20x = 8,657.85 × 4,983.72
  4. Step 4: Simplify right side
    5,800.20x = 43,148,300.20
  5. Step 5: Solve for x
    x = 43,148,300.20/5,800.20
  6. Step 6: Final answer
    x = 7,439.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.