Home / 2,346.48-3,511.86-2,315.40

Finding the Fourth Proportional to 2,346.48, 3,511.86 and 2,315.40

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Solution

The fourth proportional to 2,346.48, 3,511.86 and 2,315.40 is: 3,465.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.48 : 3,511.86 = 2,315.40 : x
  2. Step 2: Convert to fraction form
    2,346.48/3,511.86 = 2,315.40/x
  3. Step 3: Cross multiply
    2,346.48x = 3,511.86 × 2,315.40
  4. Step 4: Simplify right side
    2,346.48x = 8,131,360.64
  5. Step 5: Solve for x
    x = 8,131,360.64/2,346.48
  6. Step 6: Final answer
    x = 3,465.34

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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.