Home / 6,460.48-9,692.34-2,077.84

Finding the Fourth Proportional to 6,460.48, 9,692.34 and 2,077.84

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Solution

The fourth proportional to 6,460.48, 9,692.34 and 2,077.84 is: 3,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460.48 : 9,692.34 = 2,077.84 : x
  2. Step 2: Convert to fraction form
    6,460.48/9,692.34 = 2,077.84/x
  3. Step 3: Cross multiply
    6,460.48x = 9,692.34 × 2,077.84
  4. Step 4: Simplify right side
    6,460.48x = 20,139,131.75
  5. Step 5: Solve for x
    x = 20,139,131.75/6,460.48
  6. Step 6: Final answer
    x = 3,117.28

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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.