Home / 10,361.60-14,299.40-5,885.76

Finding the Fourth Proportional to 10,361.60, 14,299.40 and 5,885.76

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Solution

The fourth proportional to 10,361.60, 14,299.40 and 5,885.76 is: 8,122.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361.60 : 14,299.40 = 5,885.76 : x
  2. Step 2: Convert to fraction form
    10,361.60/14,299.40 = 5,885.76/x
  3. Step 3: Cross multiply
    10,361.60x = 14,299.40 × 5,885.76
  4. Step 4: Simplify right side
    10,361.60x = 84,162,836.54
  5. Step 5: Solve for x
    x = 84,162,836.54/10,361.60
  6. Step 6: Final answer
    x = 8,122.57

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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.