Home / 10,277.34-15,325.77-10,183.79

Finding the Fourth Proportional to 10,277.34, 15,325.77 and 10,183.79

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Solution

The fourth proportional to 10,277.34, 15,325.77 and 10,183.79 is: 15,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.34 : 15,325.77 = 10,183.79 : x
  2. Step 2: Convert to fraction form
    10,277.34/15,325.77 = 10,183.79/x
  3. Step 3: Cross multiply
    10,277.34x = 15,325.77 × 10,183.79
  4. Step 4: Simplify right side
    10,277.34x = 156,074,346.64
  5. Step 5: Solve for x
    x = 156,074,346.64/10,277.34
  6. Step 6: Final answer
    x = 15,186.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.