Home / 5,670.98-8,504.40-1,972.28

Finding the Fourth Proportional to 5,670.98, 8,504.40 and 1,972.28

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Solution

The fourth proportional to 5,670.98, 8,504.40 and 1,972.28 is: 2,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.98 : 8,504.40 = 1,972.28 : x
  2. Step 2: Convert to fraction form
    5,670.98/8,504.40 = 1,972.28/x
  3. Step 3: Cross multiply
    5,670.98x = 8,504.40 × 1,972.28
  4. Step 4: Simplify right side
    5,670.98x = 16,773,058.03
  5. Step 5: Solve for x
    x = 16,773,058.03/5,670.98
  6. Step 6: Final answer
    x = 2,957.70

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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.