Home / 4,836.47-6,670.78-3,042.20

Finding the Fourth Proportional to 4,836.47, 6,670.78 and 3,042.20

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Solution

The fourth proportional to 4,836.47, 6,670.78 and 3,042.20 is: 4,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,836.47 : 6,670.78 = 3,042.20 : x
  2. Step 2: Convert to fraction form
    4,836.47/6,670.78 = 3,042.20/x
  3. Step 3: Cross multiply
    4,836.47x = 6,670.78 × 3,042.20
  4. Step 4: Simplify right side
    4,836.47x = 20,293,855.99
  5. Step 5: Solve for x
    x = 20,293,855.99/4,836.47
  6. Step 6: Final answer
    x = 4,196.01

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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.