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Finding the Fourth Proportional to 6,500.52, 9,750.74 and 3,378.92

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Solution

The fourth proportional to 6,500.52, 9,750.74 and 3,378.92 is: 5,068.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.52 : 9,750.74 = 3,378.92 : x
  2. Step 2: Convert to fraction form
    6,500.52/9,750.74 = 3,378.92/x
  3. Step 3: Cross multiply
    6,500.52x = 9,750.74 × 3,378.92
  4. Step 4: Simplify right side
    6,500.52x = 32,946,941.32
  5. Step 5: Solve for x
    x = 32,946,941.32/6,500.52
  6. Step 6: Final answer
    x = 5,068.35

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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.