Home / 5,372.56-8,058.70-1,674.78

Finding the Fourth Proportional to 5,372.56, 8,058.70 and 1,674.78

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Solution

The fourth proportional to 5,372.56, 8,058.70 and 1,674.78 is: 2,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.56 : 8,058.70 = 1,674.78 : x
  2. Step 2: Convert to fraction form
    5,372.56/8,058.70 = 1,674.78/x
  3. Step 3: Cross multiply
    5,372.56x = 8,058.70 × 1,674.78
  4. Step 4: Simplify right side
    5,372.56x = 13,496,549.59
  5. Step 5: Solve for x
    x = 13,496,549.59/5,372.56
  6. Step 6: Final answer
    x = 2,512.13

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1.5x scale

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.