Home / 5,050.62-6,969.68-2,812.58

Finding the Fourth Proportional to 5,050.62, 6,969.68 and 2,812.58

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Solution

The fourth proportional to 5,050.62, 6,969.68 and 2,812.58 is: 3,881.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.62 : 6,969.68 = 2,812.58 : x
  2. Step 2: Convert to fraction form
    5,050.62/6,969.68 = 2,812.58/x
  3. Step 3: Cross multiply
    5,050.62x = 6,969.68 × 2,812.58
  4. Step 4: Simplify right side
    5,050.62x = 19,602,782.57
  5. Step 5: Solve for x
    x = 19,602,782.57/5,050.62
  6. Step 6: Final answer
    x = 3,881.26

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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.