Home / 4,114.39-5,678.01-2,345.71

Finding the Fourth Proportional to 4,114.39, 5,678.01 and 2,345.71

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Solution

The fourth proportional to 4,114.39, 5,678.01 and 2,345.71 is: 3,237.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.39 : 5,678.01 = 2,345.71 : x
  2. Step 2: Convert to fraction form
    4,114.39/5,678.01 = 2,345.71/x
  3. Step 3: Cross multiply
    4,114.39x = 5,678.01 × 2,345.71
  4. Step 4: Simplify right side
    4,114.39x = 13,318,964.84
  5. Step 5: Solve for x
    x = 13,318,964.84/4,114.39
  6. Step 6: Final answer
    x = 3,237.17

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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.