Home / 4,320.64-5,956.32-3,060.64

Finding the Fourth Proportional to 4,320.64, 5,956.32 and 3,060.64

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Solution

The fourth proportional to 4,320.64, 5,956.32 and 3,060.64 is: 4,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.64 : 5,956.32 = 3,060.64 : x
  2. Step 2: Convert to fraction form
    4,320.64/5,956.32 = 3,060.64/x
  3. Step 3: Cross multiply
    4,320.64x = 5,956.32 × 3,060.64
  4. Step 4: Simplify right side
    4,320.64x = 18,230,151.24
  5. Step 5: Solve for x
    x = 18,230,151.24/4,320.64
  6. Step 6: Final answer
    x = 4,219.32

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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.