Home / 1,561.36-2,344.60-1,492.08

Finding the Fourth Proportional to 1,561.36, 2,344.60 and 1,492.08

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Solution

The fourth proportional to 1,561.36, 2,344.60 and 1,492.08 is: 2,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561.36 : 2,344.60 = 1,492.08 : x
  2. Step 2: Convert to fraction form
    1,561.36/2,344.60 = 1,492.08/x
  3. Step 3: Cross multiply
    1,561.36x = 2,344.60 × 1,492.08
  4. Step 4: Simplify right side
    1,561.36x = 3,498,330.77
  5. Step 5: Solve for x
    x = 3,498,330.77/1,561.36
  6. Step 6: Final answer
    x = 2,240.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.