Home / 4,692.42-7,036.05-1,570.78

Finding the Fourth Proportional to 4,692.42, 7,036.05 and 1,570.78

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Solution

The fourth proportional to 4,692.42, 7,036.05 and 1,570.78 is: 2,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.42 : 7,036.05 = 1,570.78 : x
  2. Step 2: Convert to fraction form
    4,692.42/7,036.05 = 1,570.78/x
  3. Step 3: Cross multiply
    4,692.42x = 7,036.05 × 1,570.78
  4. Step 4: Simplify right side
    4,692.42x = 11,052,092.47
  5. Step 5: Solve for x
    x = 11,052,092.47/4,692.42
  6. Step 6: Final answer
    x = 2,355.31

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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.