Home / 4,300.64-6,450.89-1,525.78

Finding the Fourth Proportional to 4,300.64, 6,450.89 and 1,525.78

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Solution

The fourth proportional to 4,300.64, 6,450.89 and 1,525.78 is: 2,288.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.64 : 6,450.89 = 1,525.78 : x
  2. Step 2: Convert to fraction form
    4,300.64/6,450.89 = 1,525.78/x
  3. Step 3: Cross multiply
    4,300.64x = 6,450.89 × 1,525.78
  4. Step 4: Simplify right side
    4,300.64x = 9,842,606.69
  5. Step 5: Solve for x
    x = 9,842,606.69/4,300.64
  6. Step 6: Final answer
    x = 2,288.64

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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.