Home / 5,395.56-7,445.70-3,037.38

Finding the Fourth Proportional to 5,395.56, 7,445.70 and 3,037.38

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Solution

The fourth proportional to 5,395.56, 7,445.70 and 3,037.38 is: 4,191.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.56 : 7,445.70 = 3,037.38 : x
  2. Step 2: Convert to fraction form
    5,395.56/7,445.70 = 3,037.38/x
  3. Step 3: Cross multiply
    5,395.56x = 7,445.70 × 3,037.38
  4. Step 4: Simplify right side
    5,395.56x = 22,615,420.27
  5. Step 5: Solve for x
    x = 22,615,420.27/5,395.56
  6. Step 6: Final answer
    x = 4,191.49

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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.