Home / 4,125.66-6,187.64-1,457.61

Finding the Fourth Proportional to 4,125.66, 6,187.64 and 1,457.61

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Solution

The fourth proportional to 4,125.66, 6,187.64 and 1,457.61 is: 2,186.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.66 : 6,187.64 = 1,457.61 : x
  2. Step 2: Convert to fraction form
    4,125.66/6,187.64 = 1,457.61/x
  3. Step 3: Cross multiply
    4,125.66x = 6,187.64 × 1,457.61
  4. Step 4: Simplify right side
    4,125.66x = 9,019,158.65
  5. Step 5: Solve for x
    x = 9,019,158.65/4,125.66
  6. Step 6: Final answer
    x = 2,186.11

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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.