Home / 3,445.51-4,755.89-2,029.10

Finding the Fourth Proportional to 3,445.51, 4,755.89 and 2,029.10

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Solution

The fourth proportional to 3,445.51, 4,755.89 and 2,029.10 is: 2,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.51 : 4,755.89 = 2,029.10 : x
  2. Step 2: Convert to fraction form
    3,445.51/4,755.89 = 2,029.10/x
  3. Step 3: Cross multiply
    3,445.51x = 4,755.89 × 2,029.10
  4. Step 4: Simplify right side
    3,445.51x = 9,650,178.74
  5. Step 5: Solve for x
    x = 9,650,178.74/3,445.51
  6. Step 6: Final answer
    x = 2,800.80

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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.