Home / 1,495.26-2,242.08-1,237.68

Finding the Fourth Proportional to 1,495.26, 2,242.08 and 1,237.68

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Solution

The fourth proportional to 1,495.26, 2,242.08 and 1,237.68 is: 1,855.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.26 : 2,242.08 = 1,237.68 : x
  2. Step 2: Convert to fraction form
    1,495.26/2,242.08 = 1,237.68/x
  3. Step 3: Cross multiply
    1,495.26x = 2,242.08 × 1,237.68
  4. Step 4: Simplify right side
    1,495.26x = 2,774,977.57
  5. Step 5: Solve for x
    x = 2,774,977.57/1,495.26
  6. Step 6: Final answer
    x = 1,855.85

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1.5x scale

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.