Home / 5,607.23-8,408.87-1,657.43

Finding the Fourth Proportional to 5,607.23, 8,408.87 and 1,657.43

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Solution

The fourth proportional to 5,607.23, 8,408.87 and 1,657.43 is: 2,485.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.23 : 8,408.87 = 1,657.43 : x
  2. Step 2: Convert to fraction form
    5,607.23/8,408.87 = 1,657.43/x
  3. Step 3: Cross multiply
    5,607.23x = 8,408.87 × 1,657.43
  4. Step 4: Simplify right side
    5,607.23x = 13,937,113.40
  5. Step 5: Solve for x
    x = 13,937,113.40/5,607.23
  6. Step 6: Final answer
    x = 2,485.56

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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.