Home / 4,442.56-6,663.81-1,809.45

Finding the Fourth Proportional to 4,442.56, 6,663.81 and 1,809.45

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Solution

The fourth proportional to 4,442.56, 6,663.81 and 1,809.45 is: 2,714.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.56 : 6,663.81 = 1,809.45 : x
  2. Step 2: Convert to fraction form
    4,442.56/6,663.81 = 1,809.45/x
  3. Step 3: Cross multiply
    4,442.56x = 6,663.81 × 1,809.45
  4. Step 4: Simplify right side
    4,442.56x = 12,057,793.16
  5. Step 5: Solve for x
    x = 12,057,793.16/4,442.56
  6. Step 6: Final answer
    x = 2,714.15

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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.