Home / 4,203.08-6,304.34-1,281.40

Finding the Fourth Proportional to 4,203.08, 6,304.34 and 1,281.40

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Solution

The fourth proportional to 4,203.08, 6,304.34 and 1,281.40 is: 1,922.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,203.08 : 6,304.34 = 1,281.40 : x
  2. Step 2: Convert to fraction form
    4,203.08/6,304.34 = 1,281.40/x
  3. Step 3: Cross multiply
    4,203.08x = 6,304.34 × 1,281.40
  4. Step 4: Simplify right side
    4,203.08x = 8,078,381.28
  5. Step 5: Solve for x
    x = 8,078,381.28/4,203.08
  6. Step 6: Final answer
    x = 1,922.01

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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.