Home / 3,610.08-4,980.24-2,430.72

Finding the Fourth Proportional to 3,610.08, 4,980.24 and 2,430.72

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Solution

The fourth proportional to 3,610.08, 4,980.24 and 2,430.72 is: 3,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,610.08 : 4,980.24 = 2,430.72 : x
  2. Step 2: Convert to fraction form
    3,610.08/4,980.24 = 2,430.72/x
  3. Step 3: Cross multiply
    3,610.08x = 4,980.24 × 2,430.72
  4. Step 4: Simplify right side
    3,610.08x = 12,105,568.97
  5. Step 5: Solve for x
    x = 12,105,568.97/3,610.08
  6. Step 6: Final answer
    x = 3,353.27

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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.