Home / 3,458.95-4,773.43-1,887.05

Finding the Fourth Proportional to 3,458.95, 4,773.43 and 1,887.05

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Solution

The fourth proportional to 3,458.95, 4,773.43 and 1,887.05 is: 2,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.95 : 4,773.43 = 1,887.05 : x
  2. Step 2: Convert to fraction form
    3,458.95/4,773.43 = 1,887.05/x
  3. Step 3: Cross multiply
    3,458.95x = 4,773.43 × 1,887.05
  4. Step 4: Simplify right side
    3,458.95x = 9,007,688.52
  5. Step 5: Solve for x
    x = 9,007,688.52/3,458.95
  6. Step 6: Final answer
    x = 2,604.17

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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.