Home / 3,412.09-4,707.51-2,068.14

Finding the Fourth Proportional to 3,412.09, 4,707.51 and 2,068.14

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Solution

The fourth proportional to 3,412.09, 4,707.51 and 2,068.14 is: 2,853.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.09 : 4,707.51 = 2,068.14 : x
  2. Step 2: Convert to fraction form
    3,412.09/4,707.51 = 2,068.14/x
  3. Step 3: Cross multiply
    3,412.09x = 4,707.51 × 2,068.14
  4. Step 4: Simplify right side
    3,412.09x = 9,735,774.45
  5. Step 5: Solve for x
    x = 9,735,774.45/3,412.09
  6. Step 6: Final answer
    x = 2,853.31

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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.