Home / 1,809.70-2,497.37-1,013.02

Finding the Fourth Proportional to 1,809.70, 2,497.37 and 1,013.02

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Solution

The fourth proportional to 1,809.70, 2,497.37 and 1,013.02 is: 1,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.70 : 2,497.37 = 1,013.02 : x
  2. Step 2: Convert to fraction form
    1,809.70/2,497.37 = 1,013.02/x
  3. Step 3: Cross multiply
    1,809.70x = 2,497.37 × 1,013.02
  4. Step 4: Simplify right side
    1,809.70x = 2,529,868.21
  5. Step 5: Solve for x
    x = 2,529,868.21/1,809.70
  6. Step 6: Final answer
    x = 1,397.95

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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.