Home / 9,076.66-12,515.52-6,554.32

Finding the Fourth Proportional to 9,076.66, 12,515.52 and 6,554.32

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Solution

The fourth proportional to 9,076.66, 12,515.52 and 6,554.32 is: 9,037.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.66 : 12,515.52 = 6,554.32 : x
  2. Step 2: Convert to fraction form
    9,076.66/12,515.52 = 6,554.32/x
  3. Step 3: Cross multiply
    9,076.66x = 12,515.52 × 6,554.32
  4. Step 4: Simplify right side
    9,076.66x = 82,030,723.05
  5. Step 5: Solve for x
    x = 82,030,723.05/9,076.66
  6. Step 6: Final answer
    x = 9,037.54

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Double scale
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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.