Home / 2,312.58-3,463.35-1,335.72

Finding the Fourth Proportional to 2,312.58, 3,463.35 and 1,335.72

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Solution

The fourth proportional to 2,312.58, 3,463.35 and 1,335.72 is: 2,000.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.58 : 3,463.35 = 1,335.72 : x
  2. Step 2: Convert to fraction form
    2,312.58/3,463.35 = 1,335.72/x
  3. Step 3: Cross multiply
    2,312.58x = 3,463.35 × 1,335.72
  4. Step 4: Simplify right side
    2,312.58x = 4,626,065.86
  5. Step 5: Solve for x
    x = 4,626,065.86/2,312.58
  6. Step 6: Final answer
    x = 2,000.39

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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.