Home / 4,705.13-7,058.04-1,418.48

Finding the Fourth Proportional to 4,705.13, 7,058.04 and 1,418.48

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Solution

The fourth proportional to 4,705.13, 7,058.04 and 1,418.48 is: 2,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.13 : 7,058.04 = 1,418.48 : x
  2. Step 2: Convert to fraction form
    4,705.13/7,058.04 = 1,418.48/x
  3. Step 3: Cross multiply
    4,705.13x = 7,058.04 × 1,418.48
  4. Step 4: Simplify right side
    4,705.13x = 10,011,692.99
  5. Step 5: Solve for x
    x = 10,011,692.99/4,705.13
  6. Step 6: Final answer
    x = 2,127.82

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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.