Home / 5,123.44-7,039.69-4,073.68

Finding the Fourth Proportional to 5,123.44, 7,039.69 and 4,073.68

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Solution

The fourth proportional to 5,123.44, 7,039.69 and 4,073.68 is: 5,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123.44 : 7,039.69 = 4,073.68 : x
  2. Step 2: Convert to fraction form
    5,123.44/7,039.69 = 4,073.68/x
  3. Step 3: Cross multiply
    5,123.44x = 7,039.69 × 4,073.68
  4. Step 4: Simplify right side
    5,123.44x = 28,677,444.36
  5. Step 5: Solve for x
    x = 28,677,444.36/5,123.44
  6. Step 6: Final answer
    x = 5,597.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.