Home / 4,299.63-6,442.71-2,985.93

Finding the Fourth Proportional to 4,299.63, 6,442.71 and 2,985.93

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Solution

The fourth proportional to 4,299.63, 6,442.71 and 2,985.93 is: 4,474.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.63 : 6,442.71 = 2,985.93 : x
  2. Step 2: Convert to fraction form
    4,299.63/6,442.71 = 2,985.93/x
  3. Step 3: Cross multiply
    4,299.63x = 6,442.71 × 2,985.93
  4. Step 4: Simplify right side
    4,299.63x = 19,237,481.07
  5. Step 5: Solve for x
    x = 19,237,481.07/4,299.63
  6. Step 6: Final answer
    x = 4,474.22

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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.