Home / 5,004.48-6,905.88-3,015.68

Finding the Fourth Proportional to 5,004.48, 6,905.88 and 3,015.68

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Solution

The fourth proportional to 5,004.48, 6,905.88 and 3,015.68 is: 4,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.48 : 6,905.88 = 3,015.68 : x
  2. Step 2: Convert to fraction form
    5,004.48/6,905.88 = 3,015.68/x
  3. Step 3: Cross multiply
    5,004.48x = 6,905.88 × 3,015.68
  4. Step 4: Simplify right side
    5,004.48x = 20,825,924.20
  5. Step 5: Solve for x
    x = 20,825,924.20/5,004.48
  6. Step 6: Final answer
    x = 4,161.46

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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.