Home / 10,277.64-15,429.66-5,350.68

Finding the Fourth Proportional to 10,277.64, 15,429.66 and 5,350.68

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Solution

The fourth proportional to 10,277.64, 15,429.66 and 5,350.68 is: 8,032.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.64 : 15,429.66 = 5,350.68 : x
  2. Step 2: Convert to fraction form
    10,277.64/15,429.66 = 5,350.68/x
  3. Step 3: Cross multiply
    10,277.64x = 15,429.66 × 5,350.68
  4. Step 4: Simplify right side
    10,277.64x = 82,559,173.17
  5. Step 5: Solve for x
    x = 82,559,173.17/10,277.64
  6. Step 6: Final answer
    x = 8,032.89

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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.