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Finding the Fourth Proportional to 1,804.93, 2,490.24 and 1,058.92

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Solution

The fourth proportional to 1,804.93, 2,490.24 and 1,058.92 is: 1,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804.93 : 2,490.24 = 1,058.92 : x
  2. Step 2: Convert to fraction form
    1,804.93/2,490.24 = 1,058.92/x
  3. Step 3: Cross multiply
    1,804.93x = 2,490.24 × 1,058.92
  4. Step 4: Simplify right side
    1,804.93x = 2,636,973.81
  5. Step 5: Solve for x
    x = 2,636,973.81/1,804.93
  6. Step 6: Final answer
    x = 1,460.98

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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.