Home / 9,640.42-14,461.13-2,715.46

Finding the Fourth Proportional to 9,640.42, 14,461.13 and 2,715.46

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Solution

The fourth proportional to 9,640.42, 14,461.13 and 2,715.46 is: 4,073.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.42 : 14,461.13 = 2,715.46 : x
  2. Step 2: Convert to fraction form
    9,640.42/14,461.13 = 2,715.46/x
  3. Step 3: Cross multiply
    9,640.42x = 14,461.13 × 2,715.46
  4. Step 4: Simplify right side
    9,640.42x = 39,268,620.07
  5. Step 5: Solve for x
    x = 39,268,620.07/9,640.42
  6. Step 6: Final answer
    x = 4,073.33

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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.