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Finding the Fourth Proportional to 7,058.95, 9,741.20 and 4,369.46

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Solution

The fourth proportional to 7,058.95, 9,741.20 and 4,369.46 is: 6,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,058.95 : 9,741.20 = 4,369.46 : x
  2. Step 2: Convert to fraction form
    7,058.95/9,741.20 = 4,369.46/x
  3. Step 3: Cross multiply
    7,058.95x = 9,741.20 × 4,369.46
  4. Step 4: Simplify right side
    7,058.95x = 42,563,745.97
  5. Step 5: Solve for x
    x = 42,563,745.97/7,058.95
  6. Step 6: Final answer
    x = 6,029.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.