Home / 2,858.06-4,282.50-2,123.93

Finding the Fourth Proportional to 2,858.06, 4,282.50 and 2,123.93

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Solution

The fourth proportional to 2,858.06, 4,282.50 and 2,123.93 is: 3,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.06 : 4,282.50 = 2,123.93 : x
  2. Step 2: Convert to fraction form
    2,858.06/4,282.50 = 2,123.93/x
  3. Step 3: Cross multiply
    2,858.06x = 4,282.50 × 2,123.93
  4. Step 4: Simplify right side
    2,858.06x = 9,095,730.23
  5. Step 5: Solve for x
    x = 9,095,730.23/2,858.06
  6. Step 6: Final answer
    x = 3,182.48

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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.