Home / 6,500.34-9,750.45-3,378.75

Finding the Fourth Proportional to 6,500.34, 9,750.45 and 3,378.75

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Solution

The fourth proportional to 6,500.34, 9,750.45 and 3,378.75 is: 5,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.34 : 9,750.45 = 3,378.75 : x
  2. Step 2: Convert to fraction form
    6,500.34/9,750.45 = 3,378.75/x
  3. Step 3: Cross multiply
    6,500.34x = 9,750.45 × 3,378.75
  4. Step 4: Simplify right side
    6,500.34x = 32,944,332.94
  5. Step 5: Solve for x
    x = 32,944,332.94/6,500.34
  6. Step 6: Final answer
    x = 5,068.09

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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.