Home / 5,106.30-7,659.34-2,910.34

Finding the Fourth Proportional to 5,106.30, 7,659.34 and 2,910.34

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Solution

The fourth proportional to 5,106.30, 7,659.34 and 2,910.34 is: 4,365.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.30 : 7,659.34 = 2,910.34 : x
  2. Step 2: Convert to fraction form
    5,106.30/7,659.34 = 2,910.34/x
  3. Step 3: Cross multiply
    5,106.30x = 7,659.34 × 2,910.34
  4. Step 4: Simplify right side
    5,106.30x = 22,291,283.58
  5. Step 5: Solve for x
    x = 22,291,283.58/5,106.30
  6. Step 6: Final answer
    x = 4,365.45

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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.