Home / 5,688.96-8,533.14-2,180.64

Finding the Fourth Proportional to 5,688.96, 8,533.14 and 2,180.64

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Solution

The fourth proportional to 5,688.96, 8,533.14 and 2,180.64 is: 3,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.96 : 8,533.14 = 2,180.64 : x
  2. Step 2: Convert to fraction form
    5,688.96/8,533.14 = 2,180.64/x
  3. Step 3: Cross multiply
    5,688.96x = 8,533.14 × 2,180.64
  4. Step 4: Simplify right side
    5,688.96x = 18,607,706.41
  5. Step 5: Solve for x
    x = 18,607,706.41/5,688.96
  6. Step 6: Final answer
    x = 3,270.85

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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.