Home / 10,692.36-16,024.43-7,740.68

Finding the Fourth Proportional to 10,692.36, 16,024.43 and 7,740.68

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Solution

The fourth proportional to 10,692.36, 16,024.43 and 7,740.68 is: 11,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692.36 : 16,024.43 = 7,740.68 : x
  2. Step 2: Convert to fraction form
    10,692.36/16,024.43 = 7,740.68/x
  3. Step 3: Cross multiply
    10,692.36x = 16,024.43 × 7,740.68
  4. Step 4: Simplify right side
    10,692.36x = 124,039,865.99
  5. Step 5: Solve for x
    x = 124,039,865.99/10,692.36
  6. Step 6: Final answer
    x = 11,600.79

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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.