Home / 9,056.64-13,556.16-4,890.72

Finding the Fourth Proportional to 9,056.64, 13,556.16 and 4,890.72

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Solution

The fourth proportional to 9,056.64, 13,556.16 and 4,890.72 is: 7,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,056.64 : 13,556.16 = 4,890.72 : x
  2. Step 2: Convert to fraction form
    9,056.64/13,556.16 = 4,890.72/x
  3. Step 3: Cross multiply
    9,056.64x = 13,556.16 × 4,890.72
  4. Step 4: Simplify right side
    9,056.64x = 66,299,382.84
  5. Step 5: Solve for x
    x = 66,299,382.84/9,056.64
  6. Step 6: Final answer
    x = 7,320.53

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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.