Home / 9,276.89-13,911.01-5,382.41

Finding the Fourth Proportional to 9,276.89, 13,911.01 and 5,382.41

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Solution

The fourth proportional to 9,276.89, 13,911.01 and 5,382.41 is: 8,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.89 : 13,911.01 = 5,382.41 : x
  2. Step 2: Convert to fraction form
    9,276.89/13,911.01 = 5,382.41/x
  3. Step 3: Cross multiply
    9,276.89x = 13,911.01 × 5,382.41
  4. Step 4: Simplify right side
    9,276.89x = 74,874,676.32
  5. Step 5: Solve for x
    x = 74,874,676.32/9,276.89
  6. Step 6: Final answer
    x = 8,071.10

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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.