Home / 7,313.92-11,011.36-5,020.48

Finding the Fourth Proportional to 7,313.92, 11,011.36 and 5,020.48

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Solution

The fourth proportional to 7,313.92, 11,011.36 and 5,020.48 is: 7,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.92 : 11,011.36 = 5,020.48 : x
  2. Step 2: Convert to fraction form
    7,313.92/11,011.36 = 5,020.48/x
  3. Step 3: Cross multiply
    7,313.92x = 11,011.36 × 5,020.48
  4. Step 4: Simplify right side
    7,313.92x = 55,282,312.65
  5. Step 5: Solve for x
    x = 55,282,312.65/7,313.92
  6. Step 6: Final answer
    x = 7,558.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.