Home / 5,047.43-6,964.70-3,058.20

Finding the Fourth Proportional to 5,047.43, 6,964.70 and 3,058.20

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Solution

The fourth proportional to 5,047.43, 6,964.70 and 3,058.20 is: 4,219.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.43 : 6,964.70 = 3,058.20 : x
  2. Step 2: Convert to fraction form
    5,047.43/6,964.70 = 3,058.20/x
  3. Step 3: Cross multiply
    5,047.43x = 6,964.70 × 3,058.20
  4. Step 4: Simplify right side
    5,047.43x = 21,299,430.25
  5. Step 5: Solve for x
    x = 21,299,430.25/5,047.43
  6. Step 6: Final answer
    x = 4,219.86

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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.