Home / 7,501.66-11,259.55-3,806.54

Finding the Fourth Proportional to 7,501.66, 11,259.55 and 3,806.54

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Solution

The fourth proportional to 7,501.66, 11,259.55 and 3,806.54 is: 5,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.66 : 11,259.55 = 3,806.54 : x
  2. Step 2: Convert to fraction form
    7,501.66/11,259.55 = 3,806.54/x
  3. Step 3: Cross multiply
    7,501.66x = 11,259.55 × 3,806.54
  4. Step 4: Simplify right side
    7,501.66x = 42,859,927.46
  5. Step 5: Solve for x
    x = 42,859,927.46/7,501.66
  6. Step 6: Final answer
    x = 5,713.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.