Home / 10,840.64-16,263.39-4,515.62

Finding the Fourth Proportional to 10,840.64, 16,263.39 and 4,515.62

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Solution

The fourth proportional to 10,840.64, 16,263.39 and 4,515.62 is: 6,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.64 : 16,263.39 = 4,515.62 : x
  2. Step 2: Convert to fraction form
    10,840.64/16,263.39 = 4,515.62/x
  3. Step 3: Cross multiply
    10,840.64x = 16,263.39 × 4,515.62
  4. Step 4: Simplify right side
    10,840.64x = 73,439,289.15
  5. Step 5: Solve for x
    x = 73,439,289.15/10,840.64
  6. Step 6: Final answer
    x = 6,774.44

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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.