Home / 8,058.45-11,124.81-6,261.90

Finding the Fourth Proportional to 8,058.45, 11,124.81 and 6,261.90

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Solution

The fourth proportional to 8,058.45, 11,124.81 and 6,261.90 is: 8,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,058.45 : 11,124.81 = 6,261.90 : x
  2. Step 2: Convert to fraction form
    8,058.45/11,124.81 = 6,261.90/x
  3. Step 3: Cross multiply
    8,058.45x = 11,124.81 × 6,261.90
  4. Step 4: Simplify right side
    8,058.45x = 69,662,447.74
  5. Step 5: Solve for x
    x = 69,662,447.74/8,058.45
  6. Step 6: Final answer
    x = 8,644.65

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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.