Home / 7,502.81-11,253.06-2,571.32

Finding the Fourth Proportional to 7,502.81, 11,253.06 and 2,571.32

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Solution

The fourth proportional to 7,502.81, 11,253.06 and 2,571.32 is: 3,856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.81 : 11,253.06 = 2,571.32 : x
  2. Step 2: Convert to fraction form
    7,502.81/11,253.06 = 2,571.32/x
  3. Step 3: Cross multiply
    7,502.81x = 11,253.06 × 2,571.32
  4. Step 4: Simplify right side
    7,502.81x = 28,935,218.24
  5. Step 5: Solve for x
    x = 28,935,218.24/7,502.81
  6. Step 6: Final answer
    x = 3,856.58

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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.