Home / 4,789.02-7,186.31-2,015.52

Finding the Fourth Proportional to 4,789.02, 7,186.31 and 2,015.52

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Solution

The fourth proportional to 4,789.02, 7,186.31 and 2,015.52 is: 3,024.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.02 : 7,186.31 = 2,015.52 : x
  2. Step 2: Convert to fraction form
    4,789.02/7,186.31 = 2,015.52/x
  3. Step 3: Cross multiply
    4,789.02x = 7,186.31 × 2,015.52
  4. Step 4: Simplify right side
    4,789.02x = 14,484,151.53
  5. Step 5: Solve for x
    x = 14,484,151.53/4,789.02
  6. Step 6: Final answer
    x = 3,024.45

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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.