Home / 3,707.63-5,117.10-2,114.28

Finding the Fourth Proportional to 3,707.63, 5,117.10 and 2,114.28

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Solution

The fourth proportional to 3,707.63, 5,117.10 and 2,114.28 is: 2,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.63 : 5,117.10 = 2,114.28 : x
  2. Step 2: Convert to fraction form
    3,707.63/5,117.10 = 2,114.28/x
  3. Step 3: Cross multiply
    3,707.63x = 5,117.10 × 2,114.28
  4. Step 4: Simplify right side
    3,707.63x = 10,818,986.15
  5. Step 5: Solve for x
    x = 10,818,986.15/3,707.63
  6. Step 6: Final answer
    x = 2,918.03

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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.