Home / 2,848.48-4,275.16-1,118.32

Finding the Fourth Proportional to 2,848.48, 4,275.16 and 1,118.32

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Solution

The fourth proportional to 2,848.48, 4,275.16 and 1,118.32 is: 1,678.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.48 : 4,275.16 = 1,118.32 : x
  2. Step 2: Convert to fraction form
    2,848.48/4,275.16 = 1,118.32/x
  3. Step 3: Cross multiply
    2,848.48x = 4,275.16 × 1,118.32
  4. Step 4: Simplify right side
    2,848.48x = 4,780,996.93
  5. Step 5: Solve for x
    x = 4,780,996.93/2,848.48
  6. Step 6: Final answer
    x = 1,678.44

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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.