Home / 5,048.78-6,967.24-2,810.66

Finding the Fourth Proportional to 5,048.78, 6,967.24 and 2,810.66

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Solution

The fourth proportional to 5,048.78, 6,967.24 and 2,810.66 is: 3,878.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.78 : 6,967.24 = 2,810.66 : x
  2. Step 2: Convert to fraction form
    5,048.78/6,967.24 = 2,810.66/x
  3. Step 3: Cross multiply
    5,048.78x = 6,967.24 × 2,810.66
  4. Step 4: Simplify right side
    5,048.78x = 19,582,542.78
  5. Step 5: Solve for x
    x = 19,582,542.78/5,048.78
  6. Step 6: Final answer
    x = 3,878.67

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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.