Home / 7,425.46-10,246.50-4,238.74

Finding the Fourth Proportional to 7,425.46, 10,246.50 and 4,238.74

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Solution

The fourth proportional to 7,425.46, 10,246.50 and 4,238.74 is: 5,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.46 : 10,246.50 = 4,238.74 : x
  2. Step 2: Convert to fraction form
    7,425.46/10,246.50 = 4,238.74/x
  3. Step 3: Cross multiply
    7,425.46x = 10,246.50 × 4,238.74
  4. Step 4: Simplify right side
    7,425.46x = 43,432,249.41
  5. Step 5: Solve for x
    x = 43,432,249.41/7,425.46
  6. Step 6: Final answer
    x = 5,849.10

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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.