Home / 2,222.81-3,327.23-1,525.40

Finding the Fourth Proportional to 2,222.81, 3,327.23 and 1,525.40

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Solution

The fourth proportional to 2,222.81, 3,327.23 and 1,525.40 is: 2,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.81 : 3,327.23 = 1,525.40 : x
  2. Step 2: Convert to fraction form
    2,222.81/3,327.23 = 1,525.40/x
  3. Step 3: Cross multiply
    2,222.81x = 3,327.23 × 1,525.40
  4. Step 4: Simplify right side
    2,222.81x = 5,075,349.02
  5. Step 5: Solve for x
    x = 5,075,349.02/2,222.81
  6. Step 6: Final answer
    x = 2,283.30

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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.