Home / 10,683.46-16,007.91-8,736.58

Finding the Fourth Proportional to 10,683.46, 16,007.91 and 8,736.58

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Solution

The fourth proportional to 10,683.46, 16,007.91 and 8,736.58 is: 13,090.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,683.46 : 16,007.91 = 8,736.58 : x
  2. Step 2: Convert to fraction form
    10,683.46/16,007.91 = 8,736.58/x
  3. Step 3: Cross multiply
    10,683.46x = 16,007.91 × 8,736.58
  4. Step 4: Simplify right side
    10,683.46x = 139,854,386.35
  5. Step 5: Solve for x
    x = 139,854,386.35/10,683.46
  6. Step 6: Final answer
    x = 13,090.74

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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.