Home / 2,488.36-3,433.34-2,091.52

Finding the Fourth Proportional to 2,488.36, 3,433.34 and 2,091.52

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Solution

The fourth proportional to 2,488.36, 3,433.34 and 2,091.52 is: 2,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.36 : 3,433.34 = 2,091.52 : x
  2. Step 2: Convert to fraction form
    2,488.36/3,433.34 = 2,091.52/x
  3. Step 3: Cross multiply
    2,488.36x = 3,433.34 × 2,091.52
  4. Step 4: Simplify right side
    2,488.36x = 7,180,899.28
  5. Step 5: Solve for x
    x = 7,180,899.28/2,488.36
  6. Step 6: Final answer
    x = 2,885.80

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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.