Home / 8,845.44-12,202.32-5,307.84

Finding the Fourth Proportional to 8,845.44, 12,202.32 and 5,307.84

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Solution

The fourth proportional to 8,845.44, 12,202.32 and 5,307.84 is: 7,322.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.44 : 12,202.32 = 5,307.84 : x
  2. Step 2: Convert to fraction form
    8,845.44/12,202.32 = 5,307.84/x
  3. Step 3: Cross multiply
    8,845.44x = 12,202.32 × 5,307.84
  4. Step 4: Simplify right side
    8,845.44x = 64,767,962.19
  5. Step 5: Solve for x
    x = 64,767,962.19/8,845.44
  6. Step 6: Final answer
    x = 7,322.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.