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Finding the Fourth Proportional to 4,903.75, 6,772.74 and 3,329.11

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Solution

The fourth proportional to 4,903.75, 6,772.74 and 3,329.11 is: 4,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.75 : 6,772.74 = 3,329.11 : x
  2. Step 2: Convert to fraction form
    4,903.75/6,772.74 = 3,329.11/x
  3. Step 3: Cross multiply
    4,903.75x = 6,772.74 × 3,329.11
  4. Step 4: Simplify right side
    4,903.75x = 22,547,196.46
  5. Step 5: Solve for x
    x = 22,547,196.46/4,903.75
  6. Step 6: Final answer
    x = 4,597.95

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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.