Home / 9,824.15-13,550.09-6,240.31

Finding the Fourth Proportional to 9,824.15, 13,550.09 and 6,240.31

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Solution

The fourth proportional to 9,824.15, 13,550.09 and 6,240.31 is: 8,607.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.15 : 13,550.09 = 6,240.31 : x
  2. Step 2: Convert to fraction form
    9,824.15/13,550.09 = 6,240.31/x
  3. Step 3: Cross multiply
    9,824.15x = 13,550.09 × 6,240.31
  4. Step 4: Simplify right side
    9,824.15x = 84,556,697.05
  5. Step 5: Solve for x
    x = 84,556,697.05/9,824.15
  6. Step 6: Final answer
    x = 8,607.02

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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.