Home / 3,518.23-4,853.91-2,100.93

Finding the Fourth Proportional to 3,518.23, 4,853.91 and 2,100.93

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Solution

The fourth proportional to 3,518.23, 4,853.91 and 2,100.93 is: 2,898.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.23 : 4,853.91 = 2,100.93 : x
  2. Step 2: Convert to fraction form
    3,518.23/4,853.91 = 2,100.93/x
  3. Step 3: Cross multiply
    3,518.23x = 4,853.91 × 2,100.93
  4. Step 4: Simplify right side
    3,518.23x = 10,197,714.63
  5. Step 5: Solve for x
    x = 10,197,714.63/3,518.23
  6. Step 6: Final answer
    x = 2,898.54

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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.