Home / 4,871.16-7,302.40-1,792.44

Finding the Fourth Proportional to 4,871.16, 7,302.40 and 1,792.44

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Solution

The fourth proportional to 4,871.16, 7,302.40 and 1,792.44 is: 2,687.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.16 : 7,302.40 = 1,792.44 : x
  2. Step 2: Convert to fraction form
    4,871.16/7,302.40 = 1,792.44/x
  3. Step 3: Cross multiply
    4,871.16x = 7,302.40 × 1,792.44
  4. Step 4: Simplify right side
    4,871.16x = 13,089,113.86
  5. Step 5: Solve for x
    x = 13,089,113.86/4,871.16
  6. Step 6: Final answer
    x = 2,687.06

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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.