Home / 4,118.03-5,680.75-2,623.35

Finding the Fourth Proportional to 4,118.03, 5,680.75 and 2,623.35

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Solution

The fourth proportional to 4,118.03, 5,680.75 and 2,623.35 is: 3,618.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.03 : 5,680.75 = 2,623.35 : x
  2. Step 2: Convert to fraction form
    4,118.03/5,680.75 = 2,623.35/x
  3. Step 3: Cross multiply
    4,118.03x = 5,680.75 × 2,623.35
  4. Step 4: Simplify right side
    4,118.03x = 14,902,595.51
  5. Step 5: Solve for x
    x = 14,902,595.51/4,118.03
  6. Step 6: Final answer
    x = 3,618.87

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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.