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Finding the Fourth Proportional to 4,805.95, 6,632.54 and 2,681.86

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Solution

The fourth proportional to 4,805.95, 6,632.54 and 2,681.86 is: 3,701.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.95 : 6,632.54 = 2,681.86 : x
  2. Step 2: Convert to fraction form
    4,805.95/6,632.54 = 2,681.86/x
  3. Step 3: Cross multiply
    4,805.95x = 6,632.54 × 2,681.86
  4. Step 4: Simplify right side
    4,805.95x = 17,787,530.32
  5. Step 5: Solve for x
    x = 17,787,530.32/4,805.95
  6. Step 6: Final answer
    x = 3,701.15

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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.