Home / 3,364.89-4,642.77-2,038.31

Finding the Fourth Proportional to 3,364.89, 4,642.77 and 2,038.31

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Solution

The fourth proportional to 3,364.89, 4,642.77 and 2,038.31 is: 2,812.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,364.89 : 4,642.77 = 2,038.31 : x
  2. Step 2: Convert to fraction form
    3,364.89/4,642.77 = 2,038.31/x
  3. Step 3: Cross multiply
    3,364.89x = 4,642.77 × 2,038.31
  4. Step 4: Simplify right side
    3,364.89x = 9,463,381.30
  5. Step 5: Solve for x
    x = 9,463,381.30/3,364.89
  6. Step 6: Final answer
    x = 2,812.39

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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.