Home / 4,784.31-6,603.72-2,895.90

Finding the Fourth Proportional to 4,784.31, 6,603.72 and 2,895.90

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Solution

The fourth proportional to 4,784.31, 6,603.72 and 2,895.90 is: 3,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.31 : 6,603.72 = 2,895.90 : x
  2. Step 2: Convert to fraction form
    4,784.31/6,603.72 = 2,895.90/x
  3. Step 3: Cross multiply
    4,784.31x = 6,603.72 × 2,895.90
  4. Step 4: Simplify right side
    4,784.31x = 19,123,712.75
  5. Step 5: Solve for x
    x = 19,123,712.75/4,784.31
  6. Step 6: Final answer
    x = 3,997.17

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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.