Home / 9,135.06-12,606.27-4,943.22

Finding the Fourth Proportional to 9,135.06, 12,606.27 and 4,943.22

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Solution

The fourth proportional to 9,135.06, 12,606.27 and 4,943.22 is: 6,821.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.06 : 12,606.27 = 4,943.22 : x
  2. Step 2: Convert to fraction form
    9,135.06/12,606.27 = 4,943.22/x
  3. Step 3: Cross multiply
    9,135.06x = 12,606.27 × 4,943.22
  4. Step 4: Simplify right side
    9,135.06x = 62,315,565.99
  5. Step 5: Solve for x
    x = 62,315,565.99/9,135.06
  6. Step 6: Final answer
    x = 6,821.58

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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.