Home / 4,005.84-6,008.76-2,986.32

Finding the Fourth Proportional to 4,005.84, 6,008.76 and 2,986.32

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Solution

The fourth proportional to 4,005.84, 6,008.76 and 2,986.32 is: 4,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.84 : 6,008.76 = 2,986.32 : x
  2. Step 2: Convert to fraction form
    4,005.84/6,008.76 = 2,986.32/x
  3. Step 3: Cross multiply
    4,005.84x = 6,008.76 × 2,986.32
  4. Step 4: Simplify right side
    4,005.84x = 17,944,080.16
  5. Step 5: Solve for x
    x = 17,944,080.16/4,005.84
  6. Step 6: Final answer
    x = 4,479.48

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Similar ratio
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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.