Home / 2,347.16-3,520.82-1,113.94

Finding the Fourth Proportional to 2,347.16, 3,520.82 and 1,113.94

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Solution

The fourth proportional to 2,347.16, 3,520.82 and 1,113.94 is: 1,670.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.16 : 3,520.82 = 1,113.94 : x
  2. Step 2: Convert to fraction form
    2,347.16/3,520.82 = 1,113.94/x
  3. Step 3: Cross multiply
    2,347.16x = 3,520.82 × 1,113.94
  4. Step 4: Simplify right side
    2,347.16x = 3,921,963.35
  5. Step 5: Solve for x
    x = 3,921,963.35/2,347.16
  6. Step 6: Final answer
    x = 1,670.94

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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.