Home / 1,708.46-2,357.69-962.35

Finding the Fourth Proportional to 1,708.46, 2,357.69 and 962.35

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Solution

The fourth proportional to 1,708.46, 2,357.69 and 962.35 is: 1,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.46 : 2,357.69 = 962.35 : x
  2. Step 2: Convert to fraction form
    1,708.46/2,357.69 = 962.35/x
  3. Step 3: Cross multiply
    1,708.46x = 2,357.69 × 962.35
  4. Step 4: Simplify right side
    1,708.46x = 2,268,922.97
  5. Step 5: Solve for x
    x = 2,268,922.97/1,708.46
  6. Step 6: Final answer
    x = 1,328.05

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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.