Home / 3,347.12-4,619.73-2,228.11

Finding the Fourth Proportional to 3,347.12, 4,619.73 and 2,228.11

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Solution

The fourth proportional to 3,347.12, 4,619.73 and 2,228.11 is: 3,075.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.12 : 4,619.73 = 2,228.11 : x
  2. Step 2: Convert to fraction form
    3,347.12/4,619.73 = 2,228.11/x
  3. Step 3: Cross multiply
    3,347.12x = 4,619.73 × 2,228.11
  4. Step 4: Simplify right side
    3,347.12x = 10,293,263.42
  5. Step 5: Solve for x
    x = 10,293,263.42/3,347.12
  6. Step 6: Final answer
    x = 3,075.26

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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.