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Finding the Fourth Proportional to 1,592.90, 2,390.03 and 1,133.63

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Solution

The fourth proportional to 1,592.90, 2,390.03 and 1,133.63 is: 1,700.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.90 : 2,390.03 = 1,133.63 : x
  2. Step 2: Convert to fraction form
    1,592.90/2,390.03 = 1,133.63/x
  3. Step 3: Cross multiply
    1,592.90x = 2,390.03 × 1,133.63
  4. Step 4: Simplify right side
    1,592.90x = 2,709,418.52
  5. Step 5: Solve for x
    x = 2,709,418.52/1,592.90
  6. Step 6: Final answer
    x = 1,700.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.