Home / 4,170.63-5,755.83-2,402.58

Finding the Fourth Proportional to 4,170.63, 5,755.83 and 2,402.58

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Solution

The fourth proportional to 4,170.63, 5,755.83 and 2,402.58 is: 3,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.63 : 5,755.83 = 2,402.58 : x
  2. Step 2: Convert to fraction form
    4,170.63/5,755.83 = 2,402.58/x
  3. Step 3: Cross multiply
    4,170.63x = 5,755.83 × 2,402.58
  4. Step 4: Simplify right side
    4,170.63x = 13,828,842.04
  5. Step 5: Solve for x
    x = 13,828,842.04/4,170.63
  6. Step 6: Final answer
    x = 3,315.77

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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.