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Finding the Fourth Proportional to 1,809.24, 2,496.12 and 1,023.12

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Solution

The fourth proportional to 1,809.24, 2,496.12 and 1,023.12 is: 1,411.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809.24 : 2,496.12 = 1,023.12 : x
  2. Step 2: Convert to fraction form
    1,809.24/2,496.12 = 1,023.12/x
  3. Step 3: Cross multiply
    1,809.24x = 2,496.12 × 1,023.12
  4. Step 4: Simplify right side
    1,809.24x = 2,553,830.29
  5. Step 5: Solve for x
    x = 2,553,830.29/1,809.24
  6. Step 6: Final answer
    x = 1,411.55

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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.