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Finding the Fourth Proportional to 4,463.99, 6,695.87 and 4,328.67

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Solution

The fourth proportional to 4,463.99, 6,695.87 and 4,328.67 is: 6,492.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,463.99 : 6,695.87 = 4,328.67 : x
  2. Step 2: Convert to fraction form
    4,463.99/6,695.87 = 4,328.67/x
  3. Step 3: Cross multiply
    4,463.99x = 6,695.87 × 4,328.67
  4. Step 4: Simplify right side
    4,463.99x = 28,984,158.56
  5. Step 5: Solve for x
    x = 28,984,158.56/4,463.99
  6. Step 6: Final answer
    x = 6,492.89

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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.