Home / 4,746.71-7,120.75-1,460.08

Finding the Fourth Proportional to 4,746.71, 7,120.75 and 1,460.08

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Solution

The fourth proportional to 4,746.71, 7,120.75 and 1,460.08 is: 2,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.71 : 7,120.75 = 1,460.08 : x
  2. Step 2: Convert to fraction form
    4,746.71/7,120.75 = 1,460.08/x
  3. Step 3: Cross multiply
    4,746.71x = 7,120.75 × 1,460.08
  4. Step 4: Simplify right side
    4,746.71x = 10,396,864.66
  5. Step 5: Solve for x
    x = 10,396,864.66/4,746.71
  6. Step 6: Final answer
    x = 2,190.33

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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.