Home / 4,256.85-5,872.71-3,075.33

Finding the Fourth Proportional to 4,256.85, 5,872.71 and 3,075.33

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Solution

The fourth proportional to 4,256.85, 5,872.71 and 3,075.33 is: 4,242.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.85 : 5,872.71 = 3,075.33 : x
  2. Step 2: Convert to fraction form
    4,256.85/5,872.71 = 3,075.33/x
  3. Step 3: Cross multiply
    4,256.85x = 5,872.71 × 3,075.33
  4. Step 4: Simplify right side
    4,256.85x = 18,060,521.24
  5. Step 5: Solve for x
    x = 18,060,521.24/4,256.85
  6. Step 6: Final answer
    x = 4,242.70

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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.