Home / 9,457.48-14,186.83-3,215.76

Finding the Fourth Proportional to 9,457.48, 14,186.83 and 3,215.76

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Solution

The fourth proportional to 9,457.48, 14,186.83 and 3,215.76 is: 4,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,457.48 : 14,186.83 = 3,215.76 : x
  2. Step 2: Convert to fraction form
    9,457.48/14,186.83 = 3,215.76/x
  3. Step 3: Cross multiply
    9,457.48x = 14,186.83 × 3,215.76
  4. Step 4: Simplify right side
    9,457.48x = 45,621,440.44
  5. Step 5: Solve for x
    x = 45,621,440.44/9,457.48
  6. Step 6: Final answer
    x = 4,823.85

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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.