Home / 4,309.60-6,465.92-2,664.24

Finding the Fourth Proportional to 4,309.60, 6,465.92 and 2,664.24

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Solution

The fourth proportional to 4,309.60, 6,465.92 and 2,664.24 is: 3,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.60 : 6,465.92 = 2,664.24 : x
  2. Step 2: Convert to fraction form
    4,309.60/6,465.92 = 2,664.24/x
  3. Step 3: Cross multiply
    4,309.60x = 6,465.92 × 2,664.24
  4. Step 4: Simplify right side
    4,309.60x = 17,226,762.70
  5. Step 5: Solve for x
    x = 17,226,762.70/4,309.60
  6. Step 6: Final answer
    x = 3,997.30

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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.