Home / 1,806.68-2,490.98-1,522.37

Finding the Fourth Proportional to 1,806.68, 2,490.98 and 1,522.37

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Solution

The fourth proportional to 1,806.68, 2,490.98 and 1,522.37 is: 2,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,806.68 : 2,490.98 = 1,522.37 : x
  2. Step 2: Convert to fraction form
    1,806.68/2,490.98 = 1,522.37/x
  3. Step 3: Cross multiply
    1,806.68x = 2,490.98 × 1,522.37
  4. Step 4: Simplify right side
    1,806.68x = 3,792,191.84
  5. Step 5: Solve for x
    x = 3,792,191.84/1,806.68
  6. Step 6: Final answer
    x = 2,098.98

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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.