Home / 4,580.47-6,319.99-3,165.40

Finding the Fourth Proportional to 4,580.47, 6,319.99 and 3,165.40

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Solution

The fourth proportional to 4,580.47, 6,319.99 and 3,165.40 is: 4,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.47 : 6,319.99 = 3,165.40 : x
  2. Step 2: Convert to fraction form
    4,580.47/6,319.99 = 3,165.40/x
  3. Step 3: Cross multiply
    4,580.47x = 6,319.99 × 3,165.40
  4. Step 4: Simplify right side
    4,580.47x = 20,005,296.35
  5. Step 5: Solve for x
    x = 20,005,296.35/4,580.47
  6. Step 6: Final answer
    x = 4,367.52

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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.