Home / 7,392.25-10,187.94-6,126.63

Finding the Fourth Proportional to 7,392.25, 10,187.94 and 6,126.63

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Solution

The fourth proportional to 7,392.25, 10,187.94 and 6,126.63 is: 8,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.25 : 10,187.94 = 6,126.63 : x
  2. Step 2: Convert to fraction form
    7,392.25/10,187.94 = 6,126.63/x
  3. Step 3: Cross multiply
    7,392.25x = 10,187.94 × 6,126.63
  4. Step 4: Simplify right side
    7,392.25x = 62,417,738.84
  5. Step 5: Solve for x
    x = 62,417,738.84/7,392.25
  6. Step 6: Final answer
    x = 8,443.67

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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.