Home / 4,254.71-6,385.73-1,659.47

Finding the Fourth Proportional to 4,254.71, 6,385.73 and 1,659.47

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Solution

The fourth proportional to 4,254.71, 6,385.73 and 1,659.47 is: 2,490.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.71 : 6,385.73 = 1,659.47 : x
  2. Step 2: Convert to fraction form
    4,254.71/6,385.73 = 1,659.47/x
  3. Step 3: Cross multiply
    4,254.71x = 6,385.73 × 1,659.47
  4. Step 4: Simplify right side
    4,254.71x = 10,596,887.14
  5. Step 5: Solve for x
    x = 10,596,887.14/4,254.71
  6. Step 6: Final answer
    x = 2,490.63

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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.