Home / 9,135.48-12,606.98-4,943.73

Finding the Fourth Proportional to 9,135.48, 12,606.98 and 4,943.73

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Solution

The fourth proportional to 9,135.48, 12,606.98 and 4,943.73 is: 6,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.48 : 12,606.98 = 4,943.73 : x
  2. Step 2: Convert to fraction form
    9,135.48/12,606.98 = 4,943.73/x
  3. Step 3: Cross multiply
    9,135.48x = 12,606.98 × 4,943.73
  4. Step 4: Simplify right side
    9,135.48x = 62,325,480.52
  5. Step 5: Solve for x
    x = 62,325,480.52/9,135.48
  6. Step 6: Final answer
    x = 6,822.35

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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.