Home / 2,848.08-4,271.76-1,117.92

Finding the Fourth Proportional to 2,848.08, 4,271.76 and 1,117.92

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Solution

The fourth proportional to 2,848.08, 4,271.76 and 1,117.92 is: 1,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.08 : 4,271.76 = 1,117.92 : x
  2. Step 2: Convert to fraction form
    2,848.08/4,271.76 = 1,117.92/x
  3. Step 3: Cross multiply
    2,848.08x = 4,271.76 × 1,117.92
  4. Step 4: Simplify right side
    2,848.08x = 4,775,485.94
  5. Step 5: Solve for x
    x = 4,775,485.94/2,848.08
  6. Step 6: Final answer
    x = 1,676.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.