Home / 3,888.55-5,365.27-2,295.26

Finding the Fourth Proportional to 3,888.55, 5,365.27 and 2,295.26

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Solution

The fourth proportional to 3,888.55, 5,365.27 and 2,295.26 is: 3,166.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888.55 : 5,365.27 = 2,295.26 : x
  2. Step 2: Convert to fraction form
    3,888.55/5,365.27 = 2,295.26/x
  3. Step 3: Cross multiply
    3,888.55x = 5,365.27 × 2,295.26
  4. Step 4: Simplify right side
    3,888.55x = 12,314,689.62
  5. Step 5: Solve for x
    x = 12,314,689.62/3,888.55
  6. Step 6: Final answer
    x = 3,166.91

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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.