Home / 2,948.59-4,072.25-1,832.20

Finding the Fourth Proportional to 2,948.59, 4,072.25 and 1,832.20

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Solution

The fourth proportional to 2,948.59, 4,072.25 and 1,832.20 is: 2,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.59 : 4,072.25 = 1,832.20 : x
  2. Step 2: Convert to fraction form
    2,948.59/4,072.25 = 1,832.20/x
  3. Step 3: Cross multiply
    2,948.59x = 4,072.25 × 1,832.20
  4. Step 4: Simplify right side
    2,948.59x = 7,461,176.45
  5. Step 5: Solve for x
    x = 7,461,176.45/2,948.59
  6. Step 6: Final answer
    x = 2,530.42

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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.