Home / 2,526.23-3,485.40-1,993.43

Finding the Fourth Proportional to 2,526.23, 3,485.40 and 1,993.43

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Solution

The fourth proportional to 2,526.23, 3,485.40 and 1,993.43 is: 2,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.23 : 3,485.40 = 1,993.43 : x
  2. Step 2: Convert to fraction form
    2,526.23/3,485.40 = 1,993.43/x
  3. Step 3: Cross multiply
    2,526.23x = 3,485.40 × 1,993.43
  4. Step 4: Simplify right side
    2,526.23x = 6,947,900.92
  5. Step 5: Solve for x
    x = 6,947,900.92/2,526.23
  6. Step 6: Final answer
    x = 2,750.30

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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.