Home / 4,300.24-6,449.27-1,666.84

Finding the Fourth Proportional to 4,300.24, 6,449.27 and 1,666.84

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Solution

The fourth proportional to 4,300.24, 6,449.27 and 1,666.84 is: 2,499.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,300.24 : 6,449.27 = 1,666.84 : x
  2. Step 2: Convert to fraction form
    4,300.24/6,449.27 = 1,666.84/x
  3. Step 3: Cross multiply
    4,300.24x = 6,449.27 × 1,666.84
  4. Step 4: Simplify right side
    4,300.24x = 10,749,901.21
  5. Step 5: Solve for x
    x = 10,749,901.21/4,300.24
  6. Step 6: Final answer
    x = 2,499.84

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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.