Home / 4,847.70-7,271.55-1,337.70

Finding the Fourth Proportional to 4,847.70, 7,271.55 and 1,337.70

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Solution

The fourth proportional to 4,847.70, 7,271.55 and 1,337.70 is: 2,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847.70 : 7,271.55 = 1,337.70 : x
  2. Step 2: Convert to fraction form
    4,847.70/7,271.55 = 1,337.70/x
  3. Step 3: Cross multiply
    4,847.70x = 7,271.55 × 1,337.70
  4. Step 4: Simplify right side
    4,847.70x = 9,727,152.44
  5. Step 5: Solve for x
    x = 9,727,152.44/4,847.70
  6. Step 6: Final answer
    x = 2,006.55

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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.