Home / 6,457.23-8,911.06-3,625.22

Finding the Fourth Proportional to 6,457.23, 8,911.06 and 3,625.22

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Solution

The fourth proportional to 6,457.23, 8,911.06 and 3,625.22 is: 5,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.23 : 8,911.06 = 3,625.22 : x
  2. Step 2: Convert to fraction form
    6,457.23/8,911.06 = 3,625.22/x
  3. Step 3: Cross multiply
    6,457.23x = 8,911.06 × 3,625.22
  4. Step 4: Simplify right side
    6,457.23x = 32,304,566.15
  5. Step 5: Solve for x
    x = 32,304,566.15/6,457.23
  6. Step 6: Final answer
    x = 5,002.85

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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.