Home / 2,948.06-4,423.24-1,561.34

Finding the Fourth Proportional to 2,948.06, 4,423.24 and 1,561.34

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Solution

The fourth proportional to 2,948.06, 4,423.24 and 1,561.34 is: 2,342.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.06 : 4,423.24 = 1,561.34 : x
  2. Step 2: Convert to fraction form
    2,948.06/4,423.24 = 1,561.34/x
  3. Step 3: Cross multiply
    2,948.06x = 4,423.24 × 1,561.34
  4. Step 4: Simplify right side
    2,948.06x = 6,906,181.54
  5. Step 5: Solve for x
    x = 6,906,181.54/2,948.06
  6. Step 6: Final answer
    x = 2,342.62

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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.