Home / 4,673.96-7,009.72-1,386.17

Finding the Fourth Proportional to 4,673.96, 7,009.72 and 1,386.17

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Solution

The fourth proportional to 4,673.96, 7,009.72 and 1,386.17 is: 2,078.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.96 : 7,009.72 = 1,386.17 : x
  2. Step 2: Convert to fraction form
    4,673.96/7,009.72 = 1,386.17/x
  3. Step 3: Cross multiply
    4,673.96x = 7,009.72 × 1,386.17
  4. Step 4: Simplify right side
    4,673.96x = 9,716,625.06
  5. Step 5: Solve for x
    x = 9,716,625.06/4,673.96
  6. Step 6: Final answer
    x = 2,078.89

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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.