Home / 2,347.36-3,520.09-1,047.94

Finding the Fourth Proportional to 2,347.36, 3,520.09 and 1,047.94

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Solution

The fourth proportional to 2,347.36, 3,520.09 and 1,047.94 is: 1,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.36 : 3,520.09 = 1,047.94 : x
  2. Step 2: Convert to fraction form
    2,347.36/3,520.09 = 1,047.94/x
  3. Step 3: Cross multiply
    2,347.36x = 3,520.09 × 1,047.94
  4. Step 4: Simplify right side
    2,347.36x = 3,688,843.11
  5. Step 5: Solve for x
    x = 3,688,843.11/2,347.36
  6. Step 6: Final answer
    x = 1,571.49

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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.