Home / 9,437.43-14,157.85-3,887.74

Finding the Fourth Proportional to 9,437.43, 14,157.85 and 3,887.74

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Solution

The fourth proportional to 9,437.43, 14,157.85 and 3,887.74 is: 5,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.43 : 14,157.85 = 3,887.74 : x
  2. Step 2: Convert to fraction form
    9,437.43/14,157.85 = 3,887.74/x
  3. Step 3: Cross multiply
    9,437.43x = 14,157.85 × 3,887.74
  4. Step 4: Simplify right side
    9,437.43x = 55,042,039.76
  5. Step 5: Solve for x
    x = 55,042,039.76/9,437.43
  6. Step 6: Final answer
    x = 5,832.31

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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.