Home / 2,376.07-3,557.16-1,385.86

Finding the Fourth Proportional to 2,376.07, 3,557.16 and 1,385.86

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Solution

The fourth proportional to 2,376.07, 3,557.16 and 1,385.86 is: 2,074.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.07 : 3,557.16 = 1,385.86 : x
  2. Step 2: Convert to fraction form
    2,376.07/3,557.16 = 1,385.86/x
  3. Step 3: Cross multiply
    2,376.07x = 3,557.16 × 1,385.86
  4. Step 4: Simplify right side
    2,376.07x = 4,929,725.76
  5. Step 5: Solve for x
    x = 4,929,725.76/2,376.07
  6. Step 6: Final answer
    x = 2,074.74

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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.