Home / 10,706.12-16,056.30-3,779.72

Finding the Fourth Proportional to 10,706.12, 16,056.30 and 3,779.72

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Solution

The fourth proportional to 10,706.12, 16,056.30 and 3,779.72 is: 5,668.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,706.12 : 16,056.30 = 3,779.72 : x
  2. Step 2: Convert to fraction form
    10,706.12/16,056.30 = 3,779.72/x
  3. Step 3: Cross multiply
    10,706.12x = 16,056.30 × 3,779.72
  4. Step 4: Simplify right side
    10,706.12x = 60,688,318.24
  5. Step 5: Solve for x
    x = 60,688,318.24/10,706.12
  6. Step 6: Final answer
    x = 5,668.56

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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.