Home / 1,325.93-1,826.08-1,297.24

Finding the Fourth Proportional to 1,325.93, 1,826.08 and 1,297.24

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Solution

The fourth proportional to 1,325.93, 1,826.08 and 1,297.24 is: 1,786.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325.93 : 1,826.08 = 1,297.24 : x
  2. Step 2: Convert to fraction form
    1,325.93/1,826.08 = 1,297.24/x
  3. Step 3: Cross multiply
    1,325.93x = 1,826.08 × 1,297.24
  4. Step 4: Simplify right side
    1,325.93x = 2,368,856.21
  5. Step 5: Solve for x
    x = 2,368,856.21/1,325.93
  6. Step 6: Final answer
    x = 1,786.57

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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.