Home / 10,184.02-15,276.04-2,788.54

Finding the Fourth Proportional to 10,184.02, 15,276.04 and 2,788.54

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Solution

The fourth proportional to 10,184.02, 15,276.04 and 2,788.54 is: 4,182.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.02 : 15,276.04 = 2,788.54 : x
  2. Step 2: Convert to fraction form
    10,184.02/15,276.04 = 2,788.54/x
  3. Step 3: Cross multiply
    10,184.02x = 15,276.04 × 2,788.54
  4. Step 4: Simplify right side
    10,184.02x = 42,597,834.64
  5. Step 5: Solve for x
    x = 42,597,834.64/10,184.02
  6. Step 6: Final answer
    x = 4,182.81

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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.