Home / 4,114.45-5,678.09-2,345.77

Finding the Fourth Proportional to 4,114.45, 5,678.09 and 2,345.77

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Solution

The fourth proportional to 4,114.45, 5,678.09 and 2,345.77 is: 3,237.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.45 : 5,678.09 = 2,345.77 : x
  2. Step 2: Convert to fraction form
    4,114.45/5,678.09 = 2,345.77/x
  3. Step 3: Cross multiply
    4,114.45x = 5,678.09 × 2,345.77
  4. Step 4: Simplify right side
    4,114.45x = 13,319,493.18
  5. Step 5: Solve for x
    x = 13,319,493.18/4,114.45
  6. Step 6: Final answer
    x = 3,237.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.