Home / 7,756.70-11,635.08-2,826.34

Finding the Fourth Proportional to 7,756.70, 11,635.08 and 2,826.34

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Solution

The fourth proportional to 7,756.70, 11,635.08 and 2,826.34 is: 4,239.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.70 : 11,635.08 = 2,826.34 : x
  2. Step 2: Convert to fraction form
    7,756.70/11,635.08 = 2,826.34/x
  3. Step 3: Cross multiply
    7,756.70x = 11,635.08 × 2,826.34
  4. Step 4: Simplify right side
    7,756.70x = 32,884,692.01
  5. Step 5: Solve for x
    x = 32,884,692.01/7,756.70
  6. Step 6: Final answer
    x = 4,239.52

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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.