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Finding the Fourth Proportional to 1,579, 2,364.16 and 1,058.28

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Solution

The fourth proportional to 1,579, 2,364.16 and 1,058.28 is: 1,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579 : 2,364.16 = 1,058.28 : x
  2. Step 2: Convert to fraction form
    1,579/2,364.16 = 1,058.28/x
  3. Step 3: Cross multiply
    1,579x = 2,364.16 × 1,058.28
  4. Step 4: Simplify right side
    1,579x = 2,501,943.24
  5. Step 5: Solve for x
    x = 2,501,943.24/1,579
  6. Step 6: Final answer
    x = 1,584.51

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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.