Home / 6,898.45-10,347.67-2,218.35

Finding the Fourth Proportional to 6,898.45, 10,347.67 and 2,218.35

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Solution

The fourth proportional to 6,898.45, 10,347.67 and 2,218.35 is: 3,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.45 : 10,347.67 = 2,218.35 : x
  2. Step 2: Convert to fraction form
    6,898.45/10,347.67 = 2,218.35/x
  3. Step 3: Cross multiply
    6,898.45x = 10,347.67 × 2,218.35
  4. Step 4: Simplify right side
    6,898.45x = 22,954,783.63
  5. Step 5: Solve for x
    x = 22,954,783.63/6,898.45
  6. Step 6: Final answer
    x = 3,327.53

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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.