Home / 2,928.58-4,041.34-1,670.04

Finding the Fourth Proportional to 2,928.58, 4,041.34 and 1,670.04

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Solution

The fourth proportional to 2,928.58, 4,041.34 and 1,670.04 is: 2,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.58 : 4,041.34 = 1,670.04 : x
  2. Step 2: Convert to fraction form
    2,928.58/4,041.34 = 1,670.04/x
  3. Step 3: Cross multiply
    2,928.58x = 4,041.34 × 1,670.04
  4. Step 4: Simplify right side
    2,928.58x = 6,749,208.90
  5. Step 5: Solve for x
    x = 6,749,208.90/2,928.58
  6. Step 6: Final answer
    x = 2,304.60

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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.