Home / 2,710.16-4,063.87-1,929.72

Finding the Fourth Proportional to 2,710.16, 4,063.87 and 1,929.72

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Solution

The fourth proportional to 2,710.16, 4,063.87 and 1,929.72 is: 2,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.16 : 4,063.87 = 1,929.72 : x
  2. Step 2: Convert to fraction form
    2,710.16/4,063.87 = 1,929.72/x
  3. Step 3: Cross multiply
    2,710.16x = 4,063.87 × 1,929.72
  4. Step 4: Simplify right side
    2,710.16x = 7,842,148.87
  5. Step 5: Solve for x
    x = 7,842,148.87/2,710.16
  6. Step 6: Final answer
    x = 2,893.61

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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.