Home / 7,475.01-10,311.55-4,447.98

Finding the Fourth Proportional to 7,475.01, 10,311.55 and 4,447.98

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Solution

The fourth proportional to 7,475.01, 10,311.55 and 4,447.98 is: 6,135.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.01 : 10,311.55 = 4,447.98 : x
  2. Step 2: Convert to fraction form
    7,475.01/10,311.55 = 4,447.98/x
  3. Step 3: Cross multiply
    7,475.01x = 10,311.55 × 4,447.98
  4. Step 4: Simplify right side
    7,475.01x = 45,865,494.37
  5. Step 5: Solve for x
    x = 45,865,494.37/7,475.01
  6. Step 6: Final answer
    x = 6,135.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.