Home / 3,541.36-5,312.88-1,076.32

Finding the Fourth Proportional to 3,541.36, 5,312.88 and 1,076.32

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Solution

The fourth proportional to 3,541.36, 5,312.88 and 1,076.32 is: 1,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.36 : 5,312.88 = 1,076.32 : x
  2. Step 2: Convert to fraction form
    3,541.36/5,312.88 = 1,076.32/x
  3. Step 3: Cross multiply
    3,541.36x = 5,312.88 × 1,076.32
  4. Step 4: Simplify right side
    3,541.36x = 5,718,359.00
  5. Step 5: Solve for x
    x = 5,718,359.00/3,541.36
  6. Step 6: Final answer
    x = 1,614.74

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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.