Home / 4,903.12-6,766.32-2,665.02

Finding the Fourth Proportional to 4,903.12, 6,766.32 and 2,665.02

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Solution

The fourth proportional to 4,903.12, 6,766.32 and 2,665.02 is: 3,677.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,903.12 : 6,766.32 = 2,665.02 : x
  2. Step 2: Convert to fraction form
    4,903.12/6,766.32 = 2,665.02/x
  3. Step 3: Cross multiply
    4,903.12x = 6,766.32 × 2,665.02
  4. Step 4: Simplify right side
    4,903.12x = 18,032,378.13
  5. Step 5: Solve for x
    x = 18,032,378.13/4,903.12
  6. Step 6: Final answer
    x = 3,677.74

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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.