Home / 3,959.54-5,461.08-2,541.68

Finding the Fourth Proportional to 3,959.54, 5,461.08 and 2,541.68

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Solution

The fourth proportional to 3,959.54, 5,461.08 and 2,541.68 is: 3,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.54 : 5,461.08 = 2,541.68 : x
  2. Step 2: Convert to fraction form
    3,959.54/5,461.08 = 2,541.68/x
  3. Step 3: Cross multiply
    3,959.54x = 5,461.08 × 2,541.68
  4. Step 4: Simplify right side
    3,959.54x = 13,880,317.81
  5. Step 5: Solve for x
    x = 13,880,317.81/3,959.54
  6. Step 6: Final answer
    x = 3,505.54

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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.