Home / 5,623.02-8,428.86-4,168.67

Finding the Fourth Proportional to 5,623.02, 8,428.86 and 4,168.67

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Solution

The fourth proportional to 5,623.02, 8,428.86 and 4,168.67 is: 6,248.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.02 : 8,428.86 = 4,168.67 : x
  2. Step 2: Convert to fraction form
    5,623.02/8,428.86 = 4,168.67/x
  3. Step 3: Cross multiply
    5,623.02x = 8,428.86 × 4,168.67
  4. Step 4: Simplify right side
    5,623.02x = 35,137,093.67
  5. Step 5: Solve for x
    x = 35,137,093.67/5,623.02
  6. Step 6: Final answer
    x = 6,248.79

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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.