Home / 4,456.02-6,679.61-2,111.88

Finding the Fourth Proportional to 4,456.02, 6,679.61 and 2,111.88

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Solution

The fourth proportional to 4,456.02, 6,679.61 and 2,111.88 is: 3,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.02 : 6,679.61 = 2,111.88 : x
  2. Step 2: Convert to fraction form
    4,456.02/6,679.61 = 2,111.88/x
  3. Step 3: Cross multiply
    4,456.02x = 6,679.61 × 2,111.88
  4. Step 4: Simplify right side
    4,456.02x = 14,106,534.77
  5. Step 5: Solve for x
    x = 14,106,534.77/4,456.02
  6. Step 6: Final answer
    x = 3,165.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.