Home / 1,707.65-2,346.33-1,357.73

Finding the Fourth Proportional to 1,707.65, 2,346.33 and 1,357.73

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Solution

The fourth proportional to 1,707.65, 2,346.33 and 1,357.73 is: 1,865.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707.65 : 2,346.33 = 1,357.73 : x
  2. Step 2: Convert to fraction form
    1,707.65/2,346.33 = 1,357.73/x
  3. Step 3: Cross multiply
    1,707.65x = 2,346.33 × 1,357.73
  4. Step 4: Simplify right side
    1,707.65x = 3,185,670.90
  5. Step 5: Solve for x
    x = 3,185,670.90/1,707.65
  6. Step 6: Final answer
    x = 1,865.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.