Home / 1,853.81-2,555.53-1,410.94

Finding the Fourth Proportional to 1,853.81, 2,555.53 and 1,410.94

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Solution

The fourth proportional to 1,853.81, 2,555.53 and 1,410.94 is: 1,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.81 : 2,555.53 = 1,410.94 : x
  2. Step 2: Convert to fraction form
    1,853.81/2,555.53 = 1,410.94/x
  3. Step 3: Cross multiply
    1,853.81x = 2,555.53 × 1,410.94
  4. Step 4: Simplify right side
    1,853.81x = 3,605,689.58
  5. Step 5: Solve for x
    x = 3,605,689.58/1,853.81
  6. Step 6: Final answer
    x = 1,945.02

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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.