Home / 2,492.12-3,436.08-1,559

Finding the Fourth Proportional to 2,492.12, 3,436.08 and 1,559

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Solution

The fourth proportional to 2,492.12, 3,436.08 and 1,559 is: 2,149.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.12 : 3,436.08 = 1,559 : x
  2. Step 2: Convert to fraction form
    2,492.12/3,436.08 = 1,559/x
  3. Step 3: Cross multiply
    2,492.12x = 3,436.08 × 1,559
  4. Step 4: Simplify right side
    2,492.12x = 5,356,848.72
  5. Step 5: Solve for x
    x = 5,356,848.72/2,492.12
  6. Step 6: Final answer
    x = 2,149.51

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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.