Home / 6,124.09-9,181.51-3,159.35

Finding the Fourth Proportional to 6,124.09, 9,181.51 and 3,159.35

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Solution

The fourth proportional to 6,124.09, 9,181.51 and 3,159.35 is: 4,736.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.09 : 9,181.51 = 3,159.35 : x
  2. Step 2: Convert to fraction form
    6,124.09/9,181.51 = 3,159.35/x
  3. Step 3: Cross multiply
    6,124.09x = 9,181.51 × 3,159.35
  4. Step 4: Simplify right side
    6,124.09x = 29,007,603.62
  5. Step 5: Solve for x
    x = 29,007,603.62/6,124.09
  6. Step 6: Final answer
    x = 4,736.64

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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.