Home / 5,050.47-6,969.69-2,812.34

Finding the Fourth Proportional to 5,050.47, 6,969.69 and 2,812.34

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Solution

The fourth proportional to 5,050.47, 6,969.69 and 2,812.34 is: 3,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.47 : 6,969.69 = 2,812.34 : x
  2. Step 2: Convert to fraction form
    5,050.47/6,969.69 = 2,812.34/x
  3. Step 3: Cross multiply
    5,050.47x = 6,969.69 × 2,812.34
  4. Step 4: Simplify right side
    5,050.47x = 19,601,103.13
  5. Step 5: Solve for x
    x = 19,601,103.13/5,050.47
  6. Step 6: Final answer
    x = 3,881.05

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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.