Home / 1,598.23-2,408.21-1,330.32

Finding the Fourth Proportional to 1,598.23, 2,408.21 and 1,330.32

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Solution

The fourth proportional to 1,598.23, 2,408.21 and 1,330.32 is: 2,004.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.23 : 2,408.21 = 1,330.32 : x
  2. Step 2: Convert to fraction form
    1,598.23/2,408.21 = 1,330.32/x
  3. Step 3: Cross multiply
    1,598.23x = 2,408.21 × 1,330.32
  4. Step 4: Simplify right side
    1,598.23x = 3,203,689.93
  5. Step 5: Solve for x
    x = 3,203,689.93/1,598.23
  6. Step 6: Final answer
    x = 2,004.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.