Home / 1,879.16-2,592.96-1,670.24

Finding the Fourth Proportional to 1,879.16, 2,592.96 and 1,670.24

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Solution

The fourth proportional to 1,879.16, 2,592.96 and 1,670.24 is: 2,304.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.16 : 2,592.96 = 1,670.24 : x
  2. Step 2: Convert to fraction form
    1,879.16/2,592.96 = 1,670.24/x
  3. Step 3: Cross multiply
    1,879.16x = 2,592.96 × 1,670.24
  4. Step 4: Simplify right side
    1,879.16x = 4,330,865.51
  5. Step 5: Solve for x
    x = 4,330,865.51/1,879.16
  6. Step 6: Final answer
    x = 2,304.68

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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.