Home / 4,322.48-6,490.20-2,475.68

Finding the Fourth Proportional to 4,322.48, 6,490.20 and 2,475.68

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Solution

The fourth proportional to 4,322.48, 6,490.20 and 2,475.68 is: 3,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,322.48 : 6,490.20 = 2,475.68 : x
  2. Step 2: Convert to fraction form
    4,322.48/6,490.20 = 2,475.68/x
  3. Step 3: Cross multiply
    4,322.48x = 6,490.20 × 2,475.68
  4. Step 4: Simplify right side
    4,322.48x = 16,067,658.34
  5. Step 5: Solve for x
    x = 16,067,658.34/4,322.48
  6. Step 6: Final answer
    x = 3,717.23

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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.