Home / 1,735.23-2,393.64-1,071.62

Finding the Fourth Proportional to 1,735.23, 2,393.64 and 1,071.62

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Solution

The fourth proportional to 1,735.23, 2,393.64 and 1,071.62 is: 1,478.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.23 : 2,393.64 = 1,071.62 : x
  2. Step 2: Convert to fraction form
    1,735.23/2,393.64 = 1,071.62/x
  3. Step 3: Cross multiply
    1,735.23x = 2,393.64 × 1,071.62
  4. Step 4: Simplify right side
    1,735.23x = 2,565,060.53
  5. Step 5: Solve for x
    x = 2,565,060.53/1,735.23
  6. Step 6: Final answer
    x = 1,478.23

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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.