Home / 4,075.73-6,112.87-1,153.35

Finding the Fourth Proportional to 4,075.73, 6,112.87 and 1,153.35

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Solution

The fourth proportional to 4,075.73, 6,112.87 and 1,153.35 is: 1,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.73 : 6,112.87 = 1,153.35 : x
  2. Step 2: Convert to fraction form
    4,075.73/6,112.87 = 1,153.35/x
  3. Step 3: Cross multiply
    4,075.73x = 6,112.87 × 1,153.35
  4. Step 4: Simplify right side
    4,075.73x = 7,050,278.61
  5. Step 5: Solve for x
    x = 7,050,278.61/4,075.73
  6. Step 6: Final answer
    x = 1,729.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.