Home / 7,437.86-11,153.90-2,692.68

Finding the Fourth Proportional to 7,437.86, 11,153.90 and 2,692.68

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Solution

The fourth proportional to 7,437.86, 11,153.90 and 2,692.68 is: 4,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.86 : 11,153.90 = 2,692.68 : x
  2. Step 2: Convert to fraction form
    7,437.86/11,153.90 = 2,692.68/x
  3. Step 3: Cross multiply
    7,437.86x = 11,153.90 × 2,692.68
  4. Step 4: Simplify right side
    7,437.86x = 30,033,848.36
  5. Step 5: Solve for x
    x = 30,033,848.36/7,437.86
  6. Step 6: Final answer
    x = 4,037.97

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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.