Home / 3,703.16-5,109.51-2,505.98

Finding the Fourth Proportional to 3,703.16, 5,109.51 and 2,505.98

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Solution

The fourth proportional to 3,703.16, 5,109.51 and 2,505.98 is: 3,457.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.16 : 5,109.51 = 2,505.98 : x
  2. Step 2: Convert to fraction form
    3,703.16/5,109.51 = 2,505.98/x
  3. Step 3: Cross multiply
    3,703.16x = 5,109.51 × 2,505.98
  4. Step 4: Simplify right side
    3,703.16x = 12,804,329.87
  5. Step 5: Solve for x
    x = 12,804,329.87/3,703.16
  6. Step 6: Final answer
    x = 3,457.68

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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.