Home / 4,212.48-6,318.76-1,580.02

Finding the Fourth Proportional to 4,212.48, 6,318.76 and 1,580.02

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Solution

The fourth proportional to 4,212.48, 6,318.76 and 1,580.02 is: 2,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.48 : 6,318.76 = 1,580.02 : x
  2. Step 2: Convert to fraction form
    4,212.48/6,318.76 = 1,580.02/x
  3. Step 3: Cross multiply
    4,212.48x = 6,318.76 × 1,580.02
  4. Step 4: Simplify right side
    4,212.48x = 9,983,767.18
  5. Step 5: Solve for x
    x = 9,983,767.18/4,212.48
  6. Step 6: Final answer
    x = 2,370.05

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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.