Home / 6,626.34-9,143.97-4,075.07

Finding the Fourth Proportional to 6,626.34, 9,143.97 and 4,075.07

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Solution

The fourth proportional to 6,626.34, 9,143.97 and 4,075.07 is: 5,623.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.34 : 9,143.97 = 4,075.07 : x
  2. Step 2: Convert to fraction form
    6,626.34/9,143.97 = 4,075.07/x
  3. Step 3: Cross multiply
    6,626.34x = 9,143.97 × 4,075.07
  4. Step 4: Simplify right side
    6,626.34x = 37,262,317.83
  5. Step 5: Solve for x
    x = 37,262,317.83/6,626.34
  6. Step 6: Final answer
    x = 5,623.36

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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.