Home / 2,723.60-4,085.70-1,058.60

Finding the Fourth Proportional to 2,723.60, 4,085.70 and 1,058.60

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Solution

The fourth proportional to 2,723.60, 4,085.70 and 1,058.60 is: 1,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.60 : 4,085.70 = 1,058.60 : x
  2. Step 2: Convert to fraction form
    2,723.60/4,085.70 = 1,058.60/x
  3. Step 3: Cross multiply
    2,723.60x = 4,085.70 × 1,058.60
  4. Step 4: Simplify right side
    2,723.60x = 4,325,122.02
  5. Step 5: Solve for x
    x = 4,325,122.02/2,723.60
  6. Step 6: Final answer
    x = 1,588.02

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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.