Home / 10,625.36-15,937.72-5,082.60

Finding the Fourth Proportional to 10,625.36, 15,937.72 and 5,082.60

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Solution

The fourth proportional to 10,625.36, 15,937.72 and 5,082.60 is: 7,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.36 : 15,937.72 = 5,082.60 : x
  2. Step 2: Convert to fraction form
    10,625.36/15,937.72 = 5,082.60/x
  3. Step 3: Cross multiply
    10,625.36x = 15,937.72 × 5,082.60
  4. Step 4: Simplify right side
    10,625.36x = 81,005,055.67
  5. Step 5: Solve for x
    x = 81,005,055.67/10,625.36
  6. Step 6: Final answer
    x = 7,623.75

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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.