Home / 7,472.52-10,330.74-5,606.28

Finding the Fourth Proportional to 7,472.52, 10,330.74 and 5,606.28

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Solution

The fourth proportional to 7,472.52, 10,330.74 and 5,606.28 is: 7,750.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.52 : 10,330.74 = 5,606.28 : x
  2. Step 2: Convert to fraction form
    7,472.52/10,330.74 = 5,606.28/x
  3. Step 3: Cross multiply
    7,472.52x = 10,330.74 × 5,606.28
  4. Step 4: Simplify right side
    7,472.52x = 57,917,021.05
  5. Step 5: Solve for x
    x = 57,917,021.05/7,472.52
  6. Step 6: Final answer
    x = 7,750.67

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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.