Home / 9,437.88-14,157.78-3,893.56

Finding the Fourth Proportional to 9,437.88, 14,157.78 and 3,893.56

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Solution

The fourth proportional to 9,437.88, 14,157.78 and 3,893.56 is: 5,840.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.88 : 14,157.78 = 3,893.56 : x
  2. Step 2: Convert to fraction form
    9,437.88/14,157.78 = 3,893.56/x
  3. Step 3: Cross multiply
    9,437.88x = 14,157.78 × 3,893.56
  4. Step 4: Simplify right side
    9,437.88x = 55,124,165.90
  5. Step 5: Solve for x
    x = 55,124,165.90/9,437.88
  6. Step 6: Final answer
    x = 5,840.74

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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.