Home / 5,048.85-6,967.47-2,810.69

Finding the Fourth Proportional to 5,048.85, 6,967.47 and 2,810.69

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Solution

The fourth proportional to 5,048.85, 6,967.47 and 2,810.69 is: 3,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.85 : 6,967.47 = 2,810.69 : x
  2. Step 2: Convert to fraction form
    5,048.85/6,967.47 = 2,810.69/x
  3. Step 3: Cross multiply
    5,048.85x = 6,967.47 × 2,810.69
  4. Step 4: Simplify right side
    5,048.85x = 19,583,398.25
  5. Step 5: Solve for x
    x = 19,583,398.25/5,048.85
  6. Step 6: Final answer
    x = 3,878.78

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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.