Home / 10,254.36-15,383.60-3,681.06

Finding the Fourth Proportional to 10,254.36, 15,383.60 and 3,681.06

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Solution

The fourth proportional to 10,254.36, 15,383.60 and 3,681.06 is: 5,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.36 : 15,383.60 = 3,681.06 : x
  2. Step 2: Convert to fraction form
    10,254.36/15,383.60 = 3,681.06/x
  3. Step 3: Cross multiply
    10,254.36x = 15,383.60 × 3,681.06
  4. Step 4: Simplify right side
    10,254.36x = 56,627,936.21
  5. Step 5: Solve for x
    x = 56,627,936.21/10,254.36
  6. Step 6: Final answer
    x = 5,522.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.