Home / 4,632.84-6,393.78-2,643.72

Finding the Fourth Proportional to 4,632.84, 6,393.78 and 2,643.72

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Solution

The fourth proportional to 4,632.84, 6,393.78 and 2,643.72 is: 3,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.84 : 6,393.78 = 2,643.72 : x
  2. Step 2: Convert to fraction form
    4,632.84/6,393.78 = 2,643.72/x
  3. Step 3: Cross multiply
    4,632.84x = 6,393.78 × 2,643.72
  4. Step 4: Simplify right side
    4,632.84x = 16,903,364.06
  5. Step 5: Solve for x
    x = 16,903,364.06/4,632.84
  6. Step 6: Final answer
    x = 3,648.60

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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.