Home / 3,577.76-5,364.72-1,630.40

Finding the Fourth Proportional to 3,577.76, 5,364.72 and 1,630.40

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Solution

The fourth proportional to 3,577.76, 5,364.72 and 1,630.40 is: 2,444.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.76 : 5,364.72 = 1,630.40 : x
  2. Step 2: Convert to fraction form
    3,577.76/5,364.72 = 1,630.40/x
  3. Step 3: Cross multiply
    3,577.76x = 5,364.72 × 1,630.40
  4. Step 4: Simplify right side
    3,577.76x = 8,746,639.49
  5. Step 5: Solve for x
    x = 8,746,639.49/3,577.76
  6. Step 6: Final answer
    x = 2,444.73

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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.