Home / 7,320.97-10,102.56-4,295.67

Finding the Fourth Proportional to 7,320.97, 10,102.56 and 4,295.67

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Solution

The fourth proportional to 7,320.97, 10,102.56 and 4,295.67 is: 5,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.97 : 10,102.56 = 4,295.67 : x
  2. Step 2: Convert to fraction form
    7,320.97/10,102.56 = 4,295.67/x
  3. Step 3: Cross multiply
    7,320.97x = 10,102.56 × 4,295.67
  4. Step 4: Simplify right side
    7,320.97x = 43,397,209.92
  5. Step 5: Solve for x
    x = 43,397,209.92/7,320.97
  6. Step 6: Final answer
    x = 5,927.79

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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.