Home / 6,900.41-10,347.44-2,219.55

Finding the Fourth Proportional to 6,900.41, 10,347.44 and 2,219.55

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Solution

The fourth proportional to 6,900.41, 10,347.44 and 2,219.55 is: 3,328.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.41 : 10,347.44 = 2,219.55 : x
  2. Step 2: Convert to fraction form
    6,900.41/10,347.44 = 2,219.55/x
  3. Step 3: Cross multiply
    6,900.41x = 10,347.44 × 2,219.55
  4. Step 4: Simplify right side
    6,900.41x = 22,966,649.35
  5. Step 5: Solve for x
    x = 22,966,649.35/6,900.41
  6. Step 6: Final answer
    x = 3,328.30

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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.