Home / 3,188.01-4,784.18-1,457.85

Finding the Fourth Proportional to 3,188.01, 4,784.18 and 1,457.85

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Solution

The fourth proportional to 3,188.01, 4,784.18 and 1,457.85 is: 2,187.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188.01 : 4,784.18 = 1,457.85 : x
  2. Step 2: Convert to fraction form
    3,188.01/4,784.18 = 1,457.85/x
  3. Step 3: Cross multiply
    3,188.01x = 4,784.18 × 1,457.85
  4. Step 4: Simplify right side
    3,188.01x = 6,974,609.52
  5. Step 5: Solve for x
    x = 6,974,609.52/3,188.01
  6. Step 6: Final answer
    x = 2,187.76

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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.