Home / 4,427.49-6,642.14-1,830.43

Finding the Fourth Proportional to 4,427.49, 6,642.14 and 1,830.43

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Solution

The fourth proportional to 4,427.49, 6,642.14 and 1,830.43 is: 2,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.49 : 6,642.14 = 1,830.43 : x
  2. Step 2: Convert to fraction form
    4,427.49/6,642.14 = 1,830.43/x
  3. Step 3: Cross multiply
    4,427.49x = 6,642.14 × 1,830.43
  4. Step 4: Simplify right side
    4,427.49x = 12,157,946.56
  5. Step 5: Solve for x
    x = 12,157,946.56/4,427.49
  6. Step 6: Final answer
    x = 2,746.01

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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.