Home / 5,086.48-7,014.16-3,407.64

Finding the Fourth Proportional to 5,086.48, 7,014.16 and 3,407.64

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Solution

The fourth proportional to 5,086.48, 7,014.16 and 3,407.64 is: 4,699.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.48 : 7,014.16 = 3,407.64 : x
  2. Step 2: Convert to fraction form
    5,086.48/7,014.16 = 3,407.64/x
  3. Step 3: Cross multiply
    5,086.48x = 7,014.16 × 3,407.64
  4. Step 4: Simplify right side
    5,086.48x = 23,901,732.18
  5. Step 5: Solve for x
    x = 23,901,732.18/5,086.48
  6. Step 6: Final answer
    x = 4,699.07

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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.