Home / 7,425.84-10,247.35-4,439.91

Finding the Fourth Proportional to 7,425.84, 10,247.35 and 4,439.91

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Solution

The fourth proportional to 7,425.84, 10,247.35 and 4,439.91 is: 6,126.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.84 : 10,247.35 = 4,439.91 : x
  2. Step 2: Convert to fraction form
    7,425.84/10,247.35 = 4,439.91/x
  3. Step 3: Cross multiply
    7,425.84x = 10,247.35 × 4,439.91
  4. Step 4: Simplify right side
    7,425.84x = 45,497,289.54
  5. Step 5: Solve for x
    x = 45,497,289.54/7,425.84
  6. Step 6: Final answer
    x = 6,126.89

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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.