Home / 4,639.17-6,402.06-2,649.69

Finding the Fourth Proportional to 4,639.17, 6,402.06 and 2,649.69

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Solution

The fourth proportional to 4,639.17, 6,402.06 and 2,649.69 is: 3,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.17 : 6,402.06 = 2,649.69 : x
  2. Step 2: Convert to fraction form
    4,639.17/6,402.06 = 2,649.69/x
  3. Step 3: Cross multiply
    4,639.17x = 6,402.06 × 2,649.69
  4. Step 4: Simplify right side
    4,639.17x = 16,963,474.36
  5. Step 5: Solve for x
    x = 16,963,474.36/4,639.17
  6. Step 6: Final answer
    x = 3,656.58

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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.