Home / 6,457.53-9,687.43-3,336.66

Finding the Fourth Proportional to 6,457.53, 9,687.43 and 3,336.66

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Solution

The fourth proportional to 6,457.53, 9,687.43 and 3,336.66 is: 5,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.53 : 9,687.43 = 3,336.66 : x
  2. Step 2: Convert to fraction form
    6,457.53/9,687.43 = 3,336.66/x
  3. Step 3: Cross multiply
    6,457.53x = 9,687.43 × 3,336.66
  4. Step 4: Simplify right side
    6,457.53x = 32,323,660.18
  5. Step 5: Solve for x
    x = 32,323,660.18/6,457.53
  6. Step 6: Final answer
    x = 5,005.58

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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.