Home / 5,625.24-8,437.85-1,729.68

Finding the Fourth Proportional to 5,625.24, 8,437.85 and 1,729.68

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Solution

The fourth proportional to 5,625.24, 8,437.85 and 1,729.68 is: 2,594.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.24 : 8,437.85 = 1,729.68 : x
  2. Step 2: Convert to fraction form
    5,625.24/8,437.85 = 1,729.68/x
  3. Step 3: Cross multiply
    5,625.24x = 8,437.85 × 1,729.68
  4. Step 4: Simplify right side
    5,625.24x = 14,594,780.39
  5. Step 5: Solve for x
    x = 14,594,780.39/5,625.24
  6. Step 6: Final answer
    x = 2,594.52

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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.