Home / 1,598.16-2,205.18-968.52

Finding the Fourth Proportional to 1,598.16, 2,205.18 and 968.52

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Solution

The fourth proportional to 1,598.16, 2,205.18 and 968.52 is: 1,336.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.16 : 2,205.18 = 968.52 : x
  2. Step 2: Convert to fraction form
    1,598.16/2,205.18 = 968.52/x
  3. Step 3: Cross multiply
    1,598.16x = 2,205.18 × 968.52
  4. Step 4: Simplify right side
    1,598.16x = 2,135,760.93
  5. Step 5: Solve for x
    x = 2,135,760.93/1,598.16
  6. Step 6: Final answer
    x = 1,336.39

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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.