Home / 1,715.50-2,573.25-416.97

Finding the Fourth Proportional to 1,715.50, 2,573.25 and 416.97

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Solution

The fourth proportional to 1,715.50, 2,573.25 and 416.97 is: 625.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.50 : 2,573.25 = 416.97 : x
  2. Step 2: Convert to fraction form
    1,715.50/2,573.25 = 416.97/x
  3. Step 3: Cross multiply
    1,715.50x = 2,573.25 × 416.97
  4. Step 4: Simplify right side
    1,715.50x = 1,072,974.49
  5. Step 5: Solve for x
    x = 1,072,974.49/1,715.50
  6. Step 6: Final answer
    x = 625.46

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Double scale
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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.