Home / 6,325.54-9,471.75-4,128.10

Finding the Fourth Proportional to 6,325.54, 9,471.75 and 4,128.10

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Solution

The fourth proportional to 6,325.54, 9,471.75 and 4,128.10 is: 6,181.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325.54 : 9,471.75 = 4,128.10 : x
  2. Step 2: Convert to fraction form
    6,325.54/9,471.75 = 4,128.10/x
  3. Step 3: Cross multiply
    6,325.54x = 9,471.75 × 4,128.10
  4. Step 4: Simplify right side
    6,325.54x = 39,100,331.18
  5. Step 5: Solve for x
    x = 39,100,331.18/6,325.54
  6. Step 6: Final answer
    x = 6,181.34

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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.