Home / 3,491.46-4,817.96-2,075.08

Finding the Fourth Proportional to 3,491.46, 4,817.96 and 2,075.08

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Solution

The fourth proportional to 3,491.46, 4,817.96 and 2,075.08 is: 2,863.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491.46 : 4,817.96 = 2,075.08 : x
  2. Step 2: Convert to fraction form
    3,491.46/4,817.96 = 2,075.08/x
  3. Step 3: Cross multiply
    3,491.46x = 4,817.96 × 2,075.08
  4. Step 4: Simplify right side
    3,491.46x = 9,997,642.06
  5. Step 5: Solve for x
    x = 9,997,642.06/3,491.46
  6. Step 6: Final answer
    x = 2,863.46

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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.