Home / 4,452.56-6,140.48-3,038.40

Finding the Fourth Proportional to 4,452.56, 6,140.48 and 3,038.40

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Solution

The fourth proportional to 4,452.56, 6,140.48 and 3,038.40 is: 4,190.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.56 : 6,140.48 = 3,038.40 : x
  2. Step 2: Convert to fraction form
    4,452.56/6,140.48 = 3,038.40/x
  3. Step 3: Cross multiply
    4,452.56x = 6,140.48 × 3,038.40
  4. Step 4: Simplify right side
    4,452.56x = 18,657,234.43
  5. Step 5: Solve for x
    x = 18,657,234.43/4,452.56
  6. Step 6: Final answer
    x = 4,190.23

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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.