Home / 1,854.22-2,558.68-1,136.56

Finding the Fourth Proportional to 1,854.22, 2,558.68 and 1,136.56

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Solution

The fourth proportional to 1,854.22, 2,558.68 and 1,136.56 is: 1,568.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.22 : 2,558.68 = 1,136.56 : x
  2. Step 2: Convert to fraction form
    1,854.22/2,558.68 = 1,136.56/x
  3. Step 3: Cross multiply
    1,854.22x = 2,558.68 × 1,136.56
  4. Step 4: Simplify right side
    1,854.22x = 2,908,080.11
  5. Step 5: Solve for x
    x = 2,908,080.11/1,854.22
  6. Step 6: Final answer
    x = 1,568.36

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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.