Home / 6,900.54-10,348.53-2,219.45

Finding the Fourth Proportional to 6,900.54, 10,348.53 and 2,219.45

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Solution

The fourth proportional to 6,900.54, 10,348.53 and 2,219.45 is: 3,328.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.54 : 10,348.53 = 2,219.45 : x
  2. Step 2: Convert to fraction form
    6,900.54/10,348.53 = 2,219.45/x
  3. Step 3: Cross multiply
    6,900.54x = 10,348.53 × 2,219.45
  4. Step 4: Simplify right side
    6,900.54x = 22,968,043.05
  5. Step 5: Solve for x
    x = 22,968,043.05/6,900.54
  6. Step 6: Final answer
    x = 3,328.44

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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.