Home / 4,747.34-6,546.49-3,153.40

Finding the Fourth Proportional to 4,747.34, 6,546.49 and 3,153.40

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Solution

The fourth proportional to 4,747.34, 6,546.49 and 3,153.40 is: 4,348.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.34 : 6,546.49 = 3,153.40 : x
  2. Step 2: Convert to fraction form
    4,747.34/6,546.49 = 3,153.40/x
  3. Step 3: Cross multiply
    4,747.34x = 6,546.49 × 3,153.40
  4. Step 4: Simplify right side
    4,747.34x = 20,643,677.32
  5. Step 5: Solve for x
    x = 20,643,677.32/4,747.34
  6. Step 6: Final answer
    x = 4,348.47

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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.