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Finding the Fourth Proportional to 1,373.56, 1,895.02 and 1,058.92

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Solution

The fourth proportional to 1,373.56, 1,895.02 and 1,058.92 is: 1,460.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.56 : 1,895.02 = 1,058.92 : x
  2. Step 2: Convert to fraction form
    1,373.56/1,895.02 = 1,058.92/x
  3. Step 3: Cross multiply
    1,373.56x = 1,895.02 × 1,058.92
  4. Step 4: Simplify right side
    1,373.56x = 2,006,674.58
  5. Step 5: Solve for x
    x = 2,006,674.58/1,373.56
  6. Step 6: Final answer
    x = 1,460.93

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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.