Home / 2,950.48-4,429.32-1,856.98

Finding the Fourth Proportional to 2,950.48, 4,429.32 and 1,856.98

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Solution

The fourth proportional to 2,950.48, 4,429.32 and 1,856.98 is: 2,787.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.48 : 4,429.32 = 1,856.98 : x
  2. Step 2: Convert to fraction form
    2,950.48/4,429.32 = 1,856.98/x
  3. Step 3: Cross multiply
    2,950.48x = 4,429.32 × 1,856.98
  4. Step 4: Simplify right side
    2,950.48x = 8,225,158.65
  5. Step 5: Solve for x
    x = 8,225,158.65/2,950.48
  6. Step 6: Final answer
    x = 2,787.74

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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.