Home / 6,541.02-9,025.20-3,889.35

Finding the Fourth Proportional to 6,541.02, 9,025.20 and 3,889.35

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Solution

The fourth proportional to 6,541.02, 9,025.20 and 3,889.35 is: 5,366.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.02 : 9,025.20 = 3,889.35 : x
  2. Step 2: Convert to fraction form
    6,541.02/9,025.20 = 3,889.35/x
  3. Step 3: Cross multiply
    6,541.02x = 9,025.20 × 3,889.35
  4. Step 4: Simplify right side
    6,541.02x = 35,102,161.62
  5. Step 5: Solve for x
    x = 35,102,161.62/6,541.02
  6. Step 6: Final answer
    x = 5,366.47

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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.