Home / 7,488.72-10,332.36-4,836.24

Finding the Fourth Proportional to 7,488.72, 10,332.36 and 4,836.24

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Solution

The fourth proportional to 7,488.72, 10,332.36 and 4,836.24 is: 6,672.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.72 : 10,332.36 = 4,836.24 : x
  2. Step 2: Convert to fraction form
    7,488.72/10,332.36 = 4,836.24/x
  3. Step 3: Cross multiply
    7,488.72x = 10,332.36 × 4,836.24
  4. Step 4: Simplify right side
    7,488.72x = 49,969,772.73
  5. Step 5: Solve for x
    x = 49,969,772.73/7,488.72
  6. Step 6: Final answer
    x = 6,672.67

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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.