Home / 4,639.15-6,402.18-2,649.67

Finding the Fourth Proportional to 4,639.15, 6,402.18 and 2,649.67

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Solution

The fourth proportional to 4,639.15, 6,402.18 and 2,649.67 is: 3,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.15 : 6,402.18 = 2,649.67 : x
  2. Step 2: Convert to fraction form
    4,639.15/6,402.18 = 2,649.67/x
  3. Step 3: Cross multiply
    4,639.15x = 6,402.18 × 2,649.67
  4. Step 4: Simplify right side
    4,639.15x = 16,963,664.28
  5. Step 5: Solve for x
    x = 16,963,664.28/4,639.15
  6. Step 6: Final answer
    x = 3,656.63

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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.