Home / 9,640.62-14,460.93-2,715.12

Finding the Fourth Proportional to 9,640.62, 14,460.93 and 2,715.12

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Solution

The fourth proportional to 9,640.62, 14,460.93 and 2,715.12 is: 4,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.62 : 14,460.93 = 2,715.12 : x
  2. Step 2: Convert to fraction form
    9,640.62/14,460.93 = 2,715.12/x
  3. Step 3: Cross multiply
    9,640.62x = 14,460.93 × 2,715.12
  4. Step 4: Simplify right side
    9,640.62x = 39,263,160.26
  5. Step 5: Solve for x
    x = 39,263,160.26/9,640.62
  6. Step 6: Final answer
    x = 4,072.68

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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.