Home / 3,881.40-5,355.48-2,537.32

Finding the Fourth Proportional to 3,881.40, 5,355.48 and 2,537.32

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Solution

The fourth proportional to 3,881.40, 5,355.48 and 2,537.32 is: 3,500.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881.40 : 5,355.48 = 2,537.32 : x
  2. Step 2: Convert to fraction form
    3,881.40/5,355.48 = 2,537.32/x
  3. Step 3: Cross multiply
    3,881.40x = 5,355.48 × 2,537.32
  4. Step 4: Simplify right side
    3,881.40x = 13,588,566.51
  5. Step 5: Solve for x
    x = 13,588,566.51/3,881.40
  6. Step 6: Final answer
    x = 3,500.94

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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.