Home / 4,959.20-6,838.09-3,164.29

Finding the Fourth Proportional to 4,959.20, 6,838.09 and 3,164.29

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Solution

The fourth proportional to 4,959.20, 6,838.09 and 3,164.29 is: 4,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.20 : 6,838.09 = 3,164.29 : x
  2. Step 2: Convert to fraction form
    4,959.20/6,838.09 = 3,164.29/x
  3. Step 3: Cross multiply
    4,959.20x = 6,838.09 × 3,164.29
  4. Step 4: Simplify right side
    4,959.20x = 21,637,699.81
  5. Step 5: Solve for x
    x = 21,637,699.81/4,959.20
  6. Step 6: Final answer
    x = 4,363.14

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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.