Home / 8,457.32-11,667.22-5,474.12

Finding the Fourth Proportional to 8,457.32, 11,667.22 and 5,474.12

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Solution

The fourth proportional to 8,457.32, 11,667.22 and 5,474.12 is: 7,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457.32 : 11,667.22 = 5,474.12 : x
  2. Step 2: Convert to fraction form
    8,457.32/11,667.22 = 5,474.12/x
  3. Step 3: Cross multiply
    8,457.32x = 11,667.22 × 5,474.12
  4. Step 4: Simplify right side
    8,457.32x = 63,867,762.35
  5. Step 5: Solve for x
    x = 63,867,762.35/8,457.32
  6. Step 6: Final answer
    x = 7,551.77

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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.