Home / 3,075.86-4,244.45-1,749.62

Finding the Fourth Proportional to 3,075.86, 4,244.45 and 1,749.62

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Solution

The fourth proportional to 3,075.86, 4,244.45 and 1,749.62 is: 2,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.86 : 4,244.45 = 1,749.62 : x
  2. Step 2: Convert to fraction form
    3,075.86/4,244.45 = 1,749.62/x
  3. Step 3: Cross multiply
    3,075.86x = 4,244.45 × 1,749.62
  4. Step 4: Simplify right side
    3,075.86x = 7,426,144.64
  5. Step 5: Solve for x
    x = 7,426,144.64/3,075.86
  6. Step 6: Final answer
    x = 2,414.34

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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.