Home / 4,283.32-6,420.26-2,801.93

Finding the Fourth Proportional to 4,283.32, 6,420.26 and 2,801.93

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Solution

The fourth proportional to 4,283.32, 6,420.26 and 2,801.93 is: 4,199.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.32 : 6,420.26 = 2,801.93 : x
  2. Step 2: Convert to fraction form
    4,283.32/6,420.26 = 2,801.93/x
  3. Step 3: Cross multiply
    4,283.32x = 6,420.26 × 2,801.93
  4. Step 4: Simplify right side
    4,283.32x = 17,989,119.10
  5. Step 5: Solve for x
    x = 17,989,119.10/4,283.32
  6. Step 6: Final answer
    x = 4,199.81

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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.