Home / 2,315.67-3,195.99-1,476.75

Finding the Fourth Proportional to 2,315.67, 3,195.99 and 1,476.75

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Solution

The fourth proportional to 2,315.67, 3,195.99 and 1,476.75 is: 2,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315.67 : 3,195.99 = 1,476.75 : x
  2. Step 2: Convert to fraction form
    2,315.67/3,195.99 = 1,476.75/x
  3. Step 3: Cross multiply
    2,315.67x = 3,195.99 × 1,476.75
  4. Step 4: Simplify right side
    2,315.67x = 4,719,678.23
  5. Step 5: Solve for x
    x = 4,719,678.23/2,315.67
  6. Step 6: Final answer
    x = 2,038.15

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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.