Home / 1,735.77-2,394.70-1,071.47

Finding the Fourth Proportional to 1,735.77, 2,394.70 and 1,071.47

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Solution

The fourth proportional to 1,735.77, 2,394.70 and 1,071.47 is: 1,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.77 : 2,394.70 = 1,071.47 : x
  2. Step 2: Convert to fraction form
    1,735.77/2,394.70 = 1,071.47/x
  3. Step 3: Cross multiply
    1,735.77x = 2,394.70 × 1,071.47
  4. Step 4: Simplify right side
    1,735.77x = 2,565,852.52
  5. Step 5: Solve for x
    x = 2,565,852.52/1,735.77
  6. Step 6: Final answer
    x = 1,478.22

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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.