Home / 4,784.76-7,175.28-1,862.67

Finding the Fourth Proportional to 4,784.76, 7,175.28 and 1,862.67

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Solution

The fourth proportional to 4,784.76, 7,175.28 and 1,862.67 is: 2,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.76 : 7,175.28 = 1,862.67 : x
  2. Step 2: Convert to fraction form
    4,784.76/7,175.28 = 1,862.67/x
  3. Step 3: Cross multiply
    4,784.76x = 7,175.28 × 1,862.67
  4. Step 4: Simplify right side
    4,784.76x = 13,365,178.80
  5. Step 5: Solve for x
    x = 13,365,178.80/4,784.76
  6. Step 6: Final answer
    x = 2,793.28

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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.