Home / 2,882.19-4,322.21-1,712.45

Finding the Fourth Proportional to 2,882.19, 4,322.21 and 1,712.45

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Solution

The fourth proportional to 2,882.19, 4,322.21 and 1,712.45 is: 2,568.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.19 : 4,322.21 = 1,712.45 : x
  2. Step 2: Convert to fraction form
    2,882.19/4,322.21 = 1,712.45/x
  3. Step 3: Cross multiply
    2,882.19x = 4,322.21 × 1,712.45
  4. Step 4: Simplify right side
    2,882.19x = 7,401,538.34
  5. Step 5: Solve for x
    x = 7,401,538.34/2,882.19
  6. Step 6: Final answer
    x = 2,568.03

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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.