Home / 5,048.86-6,967.20-2,810.56

Finding the Fourth Proportional to 5,048.86, 6,967.20 and 2,810.56

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Solution

The fourth proportional to 5,048.86, 6,967.20 and 2,810.56 is: 3,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.86 : 6,967.20 = 2,810.56 : x
  2. Step 2: Convert to fraction form
    5,048.86/6,967.20 = 2,810.56/x
  3. Step 3: Cross multiply
    5,048.86x = 6,967.20 × 2,810.56
  4. Step 4: Simplify right side
    5,048.86x = 19,581,733.63
  5. Step 5: Solve for x
    x = 19,581,733.63/5,048.86
  6. Step 6: Final answer
    x = 3,878.45

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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.