Home / 4,075.76-5,623.92-2,282.96

Finding the Fourth Proportional to 4,075.76, 5,623.92 and 2,282.96

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Solution

The fourth proportional to 4,075.76, 5,623.92 and 2,282.96 is: 3,150.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.76 : 5,623.92 = 2,282.96 : x
  2. Step 2: Convert to fraction form
    4,075.76/5,623.92 = 2,282.96/x
  3. Step 3: Cross multiply
    4,075.76x = 5,623.92 × 2,282.96
  4. Step 4: Simplify right side
    4,075.76x = 12,839,184.40
  5. Step 5: Solve for x
    x = 12,839,184.40/4,075.76
  6. Step 6: Final answer
    x = 3,150.13

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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.