Home / 3,089.37-4,263.31-1,763

Finding the Fourth Proportional to 3,089.37, 4,263.31 and 1,763

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Solution

The fourth proportional to 3,089.37, 4,263.31 and 1,763 is: 2,432.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.37 : 4,263.31 = 1,763 : x
  2. Step 2: Convert to fraction form
    3,089.37/4,263.31 = 1,763/x
  3. Step 3: Cross multiply
    3,089.37x = 4,263.31 × 1,763
  4. Step 4: Simplify right side
    3,089.37x = 7,516,215.53
  5. Step 5: Solve for x
    x = 7,516,215.53/3,089.37
  6. Step 6: Final answer
    x = 2,432.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.