Home / 6,626.09-9,143.63-4,074.82

Finding the Fourth Proportional to 6,626.09, 9,143.63 and 4,074.82

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Solution

The fourth proportional to 6,626.09, 9,143.63 and 4,074.82 is: 5,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.09 : 9,143.63 = 4,074.82 : x
  2. Step 2: Convert to fraction form
    6,626.09/9,143.63 = 4,074.82/x
  3. Step 3: Cross multiply
    6,626.09x = 9,143.63 × 4,074.82
  4. Step 4: Simplify right side
    6,626.09x = 37,258,603.16
  5. Step 5: Solve for x
    x = 37,258,603.16/6,626.09
  6. Step 6: Final answer
    x = 5,623.01

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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.