Home / 5,050.25-6,969.29-2,812.10

Finding the Fourth Proportional to 5,050.25, 6,969.29 and 2,812.10

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Solution

The fourth proportional to 5,050.25, 6,969.29 and 2,812.10 is: 3,880.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,050.25 : 6,969.29 = 2,812.10 : x
  2. Step 2: Convert to fraction form
    5,050.25/6,969.29 = 2,812.10/x
  3. Step 3: Cross multiply
    5,050.25x = 6,969.29 × 2,812.10
  4. Step 4: Simplify right side
    5,050.25x = 19,598,291.50
  5. Step 5: Solve for x
    x = 19,598,291.50/5,050.25
  6. Step 6: Final answer
    x = 3,880.66

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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.