Home / 4,327.30-6,498.74-3,980.01

Finding the Fourth Proportional to 4,327.30, 6,498.74 and 3,980.01

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Solution

The fourth proportional to 4,327.30, 6,498.74 and 3,980.01 is: 5,977.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,327.30 : 6,498.74 = 3,980.01 : x
  2. Step 2: Convert to fraction form
    4,327.30/6,498.74 = 3,980.01/x
  3. Step 3: Cross multiply
    4,327.30x = 6,498.74 × 3,980.01
  4. Step 4: Simplify right side
    4,327.30x = 25,865,050.19
  5. Step 5: Solve for x
    x = 25,865,050.19/4,327.30
  6. Step 6: Final answer
    x = 5,977.18

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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.