Home / 3,679.51-5,075.58-2,334.61

Finding the Fourth Proportional to 3,679.51, 5,075.58 and 2,334.61

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Solution

The fourth proportional to 3,679.51, 5,075.58 and 2,334.61 is: 3,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.51 : 5,075.58 = 2,334.61 : x
  2. Step 2: Convert to fraction form
    3,679.51/5,075.58 = 2,334.61/x
  3. Step 3: Cross multiply
    3,679.51x = 5,075.58 × 2,334.61
  4. Step 4: Simplify right side
    3,679.51x = 11,849,474.45
  5. Step 5: Solve for x
    x = 11,849,474.45/3,679.51
  6. Step 6: Final answer
    x = 3,220.40

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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.