Home / 1,856.99-2,561.46-1,110.38

Finding the Fourth Proportional to 1,856.99, 2,561.46 and 1,110.38

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Solution

The fourth proportional to 1,856.99, 2,561.46 and 1,110.38 is: 1,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856.99 : 2,561.46 = 1,110.38 : x
  2. Step 2: Convert to fraction form
    1,856.99/2,561.46 = 1,110.38/x
  3. Step 3: Cross multiply
    1,856.99x = 2,561.46 × 1,110.38
  4. Step 4: Simplify right side
    1,856.99x = 2,844,176.98
  5. Step 5: Solve for x
    x = 2,844,176.98/1,856.99
  6. Step 6: Final answer
    x = 1,531.60

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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.