Home / 12,041.44-18,058.08-3,720.34

Finding the Fourth Proportional to 12,041.44, 18,058.08 and 3,720.34

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Solution

The fourth proportional to 12,041.44, 18,058.08 and 3,720.34 is: 5,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.44 : 18,058.08 = 3,720.34 : x
  2. Step 2: Convert to fraction form
    12,041.44/18,058.08 = 3,720.34/x
  3. Step 3: Cross multiply
    12,041.44x = 18,058.08 × 3,720.34
  4. Step 4: Simplify right side
    12,041.44x = 67,182,197.35
  5. Step 5: Solve for x
    x = 67,182,197.35/12,041.44
  6. Step 6: Final answer
    x = 5,579.25

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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.