Home / 6,626.79-9,144.99-3,642.93

Finding the Fourth Proportional to 6,626.79, 9,144.99 and 3,642.93

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Solution

The fourth proportional to 6,626.79, 9,144.99 and 3,642.93 is: 5,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.79 : 9,144.99 = 3,642.93 : x
  2. Step 2: Convert to fraction form
    6,626.79/9,144.99 = 3,642.93/x
  3. Step 3: Cross multiply
    6,626.79x = 9,144.99 × 3,642.93
  4. Step 4: Simplify right side
    6,626.79x = 33,314,558.42
  5. Step 5: Solve for x
    x = 33,314,558.42/6,626.79
  6. Step 6: Final answer
    x = 5,027.25

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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.