Home / 4,692.48-7,038.64-2,756.96

Finding the Fourth Proportional to 4,692.48, 7,038.64 and 2,756.96

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Solution

The fourth proportional to 4,692.48, 7,038.64 and 2,756.96 is: 4,135.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692.48 : 7,038.64 = 2,756.96 : x
  2. Step 2: Convert to fraction form
    4,692.48/7,038.64 = 2,756.96/x
  3. Step 3: Cross multiply
    4,692.48x = 7,038.64 × 2,756.96
  4. Step 4: Simplify right side
    4,692.48x = 19,405,248.93
  5. Step 5: Solve for x
    x = 19,405,248.93/4,692.48
  6. Step 6: Final answer
    x = 4,135.39

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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.