Home / 3,461.51-5,192.34-1,240.49

Finding the Fourth Proportional to 3,461.51, 5,192.34 and 1,240.49

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Solution

The fourth proportional to 3,461.51, 5,192.34 and 1,240.49 is: 1,860.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.51 : 5,192.34 = 1,240.49 : x
  2. Step 2: Convert to fraction form
    3,461.51/5,192.34 = 1,240.49/x
  3. Step 3: Cross multiply
    3,461.51x = 5,192.34 × 1,240.49
  4. Step 4: Simplify right side
    3,461.51x = 6,441,045.85
  5. Step 5: Solve for x
    x = 6,441,045.85/3,461.51
  6. Step 6: Final answer
    x = 1,860.76

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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.