Home / 4,075.31-6,112.83-1,302.14

Finding the Fourth Proportional to 4,075.31, 6,112.83 and 1,302.14

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Solution

The fourth proportional to 4,075.31, 6,112.83 and 1,302.14 is: 1,953.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.31 : 6,112.83 = 1,302.14 : x
  2. Step 2: Convert to fraction form
    4,075.31/6,112.83 = 1,302.14/x
  3. Step 3: Cross multiply
    4,075.31x = 6,112.83 × 1,302.14
  4. Step 4: Simplify right side
    4,075.31x = 7,959,780.62
  5. Step 5: Solve for x
    x = 7,959,780.62/4,075.31
  6. Step 6: Final answer
    x = 1,953.17

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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.