Home / 2,528.06-3,488.08-1,409.00

Finding the Fourth Proportional to 2,528.06, 3,488.08 and 1,409.00

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Solution

The fourth proportional to 2,528.06, 3,488.08 and 1,409.00 is: 1,944.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.06 : 3,488.08 = 1,409.00 : x
  2. Step 2: Convert to fraction form
    2,528.06/3,488.08 = 1,409.00/x
  3. Step 3: Cross multiply
    2,528.06x = 3,488.08 × 1,409.00
  4. Step 4: Simplify right side
    2,528.06x = 4,914,706.02
  5. Step 5: Solve for x
    x = 4,914,706.02/2,528.06
  6. Step 6: Final answer
    x = 1,944.06

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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.