Home / 9,339.89-14,011.50-3,100.28

Finding the Fourth Proportional to 9,339.89, 14,011.50 and 3,100.28

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Solution

The fourth proportional to 9,339.89, 14,011.50 and 3,100.28 is: 4,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.89 : 14,011.50 = 3,100.28 : x
  2. Step 2: Convert to fraction form
    9,339.89/14,011.50 = 3,100.28/x
  3. Step 3: Cross multiply
    9,339.89x = 14,011.50 × 3,100.28
  4. Step 4: Simplify right side
    9,339.89x = 43,439,573.22
  5. Step 5: Solve for x
    x = 43,439,573.22/9,339.89
  6. Step 6: Final answer
    x = 4,650.97

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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.