Home / 9,039.54-13,563.12-4,874.70

Finding the Fourth Proportional to 9,039.54, 13,563.12 and 4,874.70

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Solution

The fourth proportional to 9,039.54, 13,563.12 and 4,874.70 is: 7,314.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.54 : 13,563.12 = 4,874.70 : x
  2. Step 2: Convert to fraction form
    9,039.54/13,563.12 = 4,874.70/x
  3. Step 3: Cross multiply
    9,039.54x = 13,563.12 × 4,874.70
  4. Step 4: Simplify right side
    9,039.54x = 66,116,141.06
  5. Step 5: Solve for x
    x = 66,116,141.06/9,039.54
  6. Step 6: Final answer
    x = 7,314.10

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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.