Home / 7,699.20-10,625.03-4,511.75

Finding the Fourth Proportional to 7,699.20, 10,625.03 and 4,511.75

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Solution

The fourth proportional to 7,699.20, 10,625.03 and 4,511.75 is: 6,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,699.20 : 10,625.03 = 4,511.75 : x
  2. Step 2: Convert to fraction form
    7,699.20/10,625.03 = 4,511.75/x
  3. Step 3: Cross multiply
    7,699.20x = 10,625.03 × 4,511.75
  4. Step 4: Simplify right side
    7,699.20x = 47,937,403.42
  5. Step 5: Solve for x
    x = 47,937,403.42/7,699.20
  6. Step 6: Final answer
    x = 6,226.28

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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.