Home / 4,895.84-6,753.43-3,125.45

Finding the Fourth Proportional to 4,895.84, 6,753.43 and 3,125.45

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Solution

The fourth proportional to 4,895.84, 6,753.43 and 3,125.45 is: 4,311.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,895.84 : 6,753.43 = 3,125.45 : x
  2. Step 2: Convert to fraction form
    4,895.84/6,753.43 = 3,125.45/x
  3. Step 3: Cross multiply
    4,895.84x = 6,753.43 × 3,125.45
  4. Step 4: Simplify right side
    4,895.84x = 21,107,507.79
  5. Step 5: Solve for x
    x = 21,107,507.79/4,895.84
  6. Step 6: Final answer
    x = 4,311.31

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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.