Home / 5,048.28-6,966.64-2,810.36

Finding the Fourth Proportional to 5,048.28, 6,966.64 and 2,810.36

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Solution

The fourth proportional to 5,048.28, 6,966.64 and 2,810.36 is: 3,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.28 : 6,966.64 = 2,810.36 : x
  2. Step 2: Convert to fraction form
    5,048.28/6,966.64 = 2,810.36/x
  3. Step 3: Cross multiply
    5,048.28x = 6,966.64 × 2,810.36
  4. Step 4: Simplify right side
    5,048.28x = 19,578,766.39
  5. Step 5: Solve for x
    x = 19,578,766.39/5,048.28
  6. Step 6: Final answer
    x = 3,878.30

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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.