Home / 6,984-9,636.48-4,150.08

Finding the Fourth Proportional to 6,984, 9,636.48 and 4,150.08

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Solution

The fourth proportional to 6,984, 9,636.48 and 4,150.08 is: 5,726.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984 : 9,636.48 = 4,150.08 : x
  2. Step 2: Convert to fraction form
    6,984/9,636.48 = 4,150.08/x
  3. Step 3: Cross multiply
    6,984x = 9,636.48 × 4,150.08
  4. Step 4: Simplify right side
    6,984x = 39,992,162.92
  5. Step 5: Solve for x
    x = 39,992,162.92/6,984
  6. Step 6: Final answer
    x = 5,726.25

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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.