Home / 3,092.16-4,638.72-1,040

Finding the Fourth Proportional to 3,092.16, 4,638.72 and 1,040

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Solution

The fourth proportional to 3,092.16, 4,638.72 and 1,040 is: 1,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.16 : 4,638.72 = 1,040 : x
  2. Step 2: Convert to fraction form
    3,092.16/4,638.72 = 1,040/x
  3. Step 3: Cross multiply
    3,092.16x = 4,638.72 × 1,040
  4. Step 4: Simplify right side
    3,092.16x = 4,824,268.80
  5. Step 5: Solve for x
    x = 4,824,268.80/3,092.16
  6. Step 6: Final answer
    x = 1,560.16

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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.