Home / 2,928.96-4,043.52-2,045.52

Finding the Fourth Proportional to 2,928.96, 4,043.52 and 2,045.52

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Solution

The fourth proportional to 2,928.96, 4,043.52 and 2,045.52 is: 2,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.96 : 4,043.52 = 2,045.52 : x
  2. Step 2: Convert to fraction form
    2,928.96/4,043.52 = 2,045.52/x
  3. Step 3: Cross multiply
    2,928.96x = 4,043.52 × 2,045.52
  4. Step 4: Simplify right side
    2,928.96x = 8,271,101.03
  5. Step 5: Solve for x
    x = 8,271,101.03/2,928.96
  6. Step 6: Final answer
    x = 2,823.90

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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.