Home / 5,118.36-7,056.54-3,346.92

Finding the Fourth Proportional to 5,118.36, 7,056.54 and 3,346.92

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Solution

The fourth proportional to 5,118.36, 7,056.54 and 3,346.92 is: 4,614.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,118.36 : 7,056.54 = 3,346.92 : x
  2. Step 2: Convert to fraction form
    5,118.36/7,056.54 = 3,346.92/x
  3. Step 3: Cross multiply
    5,118.36x = 7,056.54 × 3,346.92
  4. Step 4: Simplify right side
    5,118.36x = 23,617,674.86
  5. Step 5: Solve for x
    x = 23,617,674.86/5,118.36
  6. Step 6: Final answer
    x = 4,614.31

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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.