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Finding the Fourth Proportional to 6,254.50, 9,384.99 and 3,176.50

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Solution

The fourth proportional to 6,254.50, 9,384.99 and 3,176.50 is: 4,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,254.50 : 9,384.99 = 3,176.50 : x
  2. Step 2: Convert to fraction form
    6,254.50/9,384.99 = 3,176.50/x
  3. Step 3: Cross multiply
    6,254.50x = 9,384.99 × 3,176.50
  4. Step 4: Simplify right side
    6,254.50x = 29,811,420.74
  5. Step 5: Solve for x
    x = 29,811,420.74/6,254.50
  6. Step 6: Final answer
    x = 4,766.40

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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.