Home / 1,466.90-2,025.21-908.12

Finding the Fourth Proportional to 1,466.90, 2,025.21 and 908.12

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Solution

The fourth proportional to 1,466.90, 2,025.21 and 908.12 is: 1,253.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.90 : 2,025.21 = 908.12 : x
  2. Step 2: Convert to fraction form
    1,466.90/2,025.21 = 908.12/x
  3. Step 3: Cross multiply
    1,466.90x = 2,025.21 × 908.12
  4. Step 4: Simplify right side
    1,466.90x = 1,839,133.71
  5. Step 5: Solve for x
    x = 1,839,133.71/1,466.90
  6. Step 6: Final answer
    x = 1,253.76

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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.