Home / 9,945.15-14,924.43-4,101.63

Finding the Fourth Proportional to 9,945.15, 14,924.43 and 4,101.63

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Solution

The fourth proportional to 9,945.15, 14,924.43 and 4,101.63 is: 6,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.15 : 14,924.43 = 4,101.63 : x
  2. Step 2: Convert to fraction form
    9,945.15/14,924.43 = 4,101.63/x
  3. Step 3: Cross multiply
    9,945.15x = 14,924.43 × 4,101.63
  4. Step 4: Simplify right side
    9,945.15x = 61,214,489.82
  5. Step 5: Solve for x
    x = 61,214,489.82/9,945.15
  6. Step 6: Final answer
    x = 6,155.21

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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.