Home / 2,488.57-3,433.08-1,492.12

Finding the Fourth Proportional to 2,488.57, 3,433.08 and 1,492.12

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Solution

The fourth proportional to 2,488.57, 3,433.08 and 1,492.12 is: 2,058.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.57 : 3,433.08 = 1,492.12 : x
  2. Step 2: Convert to fraction form
    2,488.57/3,433.08 = 1,492.12/x
  3. Step 3: Cross multiply
    2,488.57x = 3,433.08 × 1,492.12
  4. Step 4: Simplify right side
    2,488.57x = 5,122,559.87
  5. Step 5: Solve for x
    x = 5,122,559.87/2,488.57
  6. Step 6: Final answer
    x = 2,058.44

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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.