Home / 4,405.34-6,079.31-2,415.89

Finding the Fourth Proportional to 4,405.34, 6,079.31 and 2,415.89

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Solution

The fourth proportional to 4,405.34, 6,079.31 and 2,415.89 is: 3,333.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,405.34 : 6,079.31 = 2,415.89 : x
  2. Step 2: Convert to fraction form
    4,405.34/6,079.31 = 2,415.89/x
  3. Step 3: Cross multiply
    4,405.34x = 6,079.31 × 2,415.89
  4. Step 4: Simplify right side
    4,405.34x = 14,686,935.08
  5. Step 5: Solve for x
    x = 14,686,935.08/4,405.34
  6. Step 6: Final answer
    x = 3,333.90

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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.