Home / 3,058.04-4,219.96-1,731.72

Finding the Fourth Proportional to 3,058.04, 4,219.96 and 1,731.72

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Solution

The fourth proportional to 3,058.04, 4,219.96 and 1,731.72 is: 2,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058.04 : 4,219.96 = 1,731.72 : x
  2. Step 2: Convert to fraction form
    3,058.04/4,219.96 = 1,731.72/x
  3. Step 3: Cross multiply
    3,058.04x = 4,219.96 × 1,731.72
  4. Step 4: Simplify right side
    3,058.04x = 7,307,768.98
  5. Step 5: Solve for x
    x = 7,307,768.98/3,058.04
  6. Step 6: Final answer
    x = 2,389.69

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1.5x scale

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.