Home / 10,701.40-16,056.64-5,765.30

Finding the Fourth Proportional to 10,701.40, 16,056.64 and 5,765.30

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Solution

The fourth proportional to 10,701.40, 16,056.64 and 5,765.30 is: 8,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,701.40 : 16,056.64 = 5,765.30 : x
  2. Step 2: Convert to fraction form
    10,701.40/16,056.64 = 5,765.30/x
  3. Step 3: Cross multiply
    10,701.40x = 16,056.64 × 5,765.30
  4. Step 4: Simplify right side
    10,701.40x = 92,571,346.59
  5. Step 5: Solve for x
    x = 92,571,346.59/10,701.40
  6. Step 6: Final answer
    x = 8,650.40

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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.