Home / 2,848.10-4,271.87-1,929.56

Finding the Fourth Proportional to 2,848.10, 4,271.87 and 1,929.56

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Solution

The fourth proportional to 2,848.10, 4,271.87 and 1,929.56 is: 2,894.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.10 : 4,271.87 = 1,929.56 : x
  2. Step 2: Convert to fraction form
    2,848.10/4,271.87 = 1,929.56/x
  3. Step 3: Cross multiply
    2,848.10x = 4,271.87 × 1,929.56
  4. Step 4: Simplify right side
    2,848.10x = 8,242,812.94
  5. Step 5: Solve for x
    x = 8,242,812.94/2,848.10
  6. Step 6: Final answer
    x = 2,894.15

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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.