Home / 4,307.45-6,444.86-2,553.39

Finding the Fourth Proportional to 4,307.45, 6,444.86 and 2,553.39

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Solution

The fourth proportional to 4,307.45, 6,444.86 and 2,553.39 is: 3,820.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.45 : 6,444.86 = 2,553.39 : x
  2. Step 2: Convert to fraction form
    4,307.45/6,444.86 = 2,553.39/x
  3. Step 3: Cross multiply
    4,307.45x = 6,444.86 × 2,553.39
  4. Step 4: Simplify right side
    4,307.45x = 16,456,228.31
  5. Step 5: Solve for x
    x = 16,456,228.31/4,307.45
  6. Step 6: Final answer
    x = 3,820.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.