Home / 4,075.79-5,624.57-2,212.79

Finding the Fourth Proportional to 4,075.79, 5,624.57 and 2,212.79

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Solution

The fourth proportional to 4,075.79, 5,624.57 and 2,212.79 is: 3,053.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.79 : 5,624.57 = 2,212.79 : x
  2. Step 2: Convert to fraction form
    4,075.79/5,624.57 = 2,212.79/x
  3. Step 3: Cross multiply
    4,075.79x = 5,624.57 × 2,212.79
  4. Step 4: Simplify right side
    4,075.79x = 12,446,011.84
  5. Step 5: Solve for x
    x = 12,446,011.84/4,075.79
  6. Step 6: Final answer
    x = 3,053.64

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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.