Home / 7,267.70-10,911.68-4,651.40

Finding the Fourth Proportional to 7,267.70, 10,911.68 and 4,651.40

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Solution

The fourth proportional to 7,267.70, 10,911.68 and 4,651.40 is: 6,983.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,267.70 : 10,911.68 = 4,651.40 : x
  2. Step 2: Convert to fraction form
    7,267.70/10,911.68 = 4,651.40/x
  3. Step 3: Cross multiply
    7,267.70x = 10,911.68 × 4,651.40
  4. Step 4: Simplify right side
    7,267.70x = 50,754,588.35
  5. Step 5: Solve for x
    x = 50,754,588.35/7,267.70
  6. Step 6: Final answer
    x = 6,983.58

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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.