Home / 3,018.87-4,526.31-1,455.77

Finding the Fourth Proportional to 3,018.87, 4,526.31 and 1,455.77

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Solution

The fourth proportional to 3,018.87, 4,526.31 and 1,455.77 is: 2,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.87 : 4,526.31 = 1,455.77 : x
  2. Step 2: Convert to fraction form
    3,018.87/4,526.31 = 1,455.77/x
  3. Step 3: Cross multiply
    3,018.87x = 4,526.31 × 1,455.77
  4. Step 4: Simplify right side
    3,018.87x = 6,589,283.08
  5. Step 5: Solve for x
    x = 6,589,283.08/3,018.87
  6. Step 6: Final answer
    x = 2,182.70

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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.