Home / 9,385.44-14,069.06-5,221.64

Finding the Fourth Proportional to 9,385.44, 14,069.06 and 5,221.64

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Solution

The fourth proportional to 9,385.44, 14,069.06 and 5,221.64 is: 7,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.44 : 14,069.06 = 5,221.64 : x
  2. Step 2: Convert to fraction form
    9,385.44/14,069.06 = 5,221.64/x
  3. Step 3: Cross multiply
    9,385.44x = 14,069.06 × 5,221.64
  4. Step 4: Simplify right side
    9,385.44x = 73,463,566.46
  5. Step 5: Solve for x
    x = 73,463,566.46/9,385.44
  6. Step 6: Final answer
    x = 7,827.40

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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.