Home / 7,625.96-10,520.68-4,641.30

Finding the Fourth Proportional to 7,625.96, 10,520.68 and 4,641.30

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Solution

The fourth proportional to 7,625.96, 10,520.68 and 4,641.30 is: 6,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.96 : 10,520.68 = 4,641.30 : x
  2. Step 2: Convert to fraction form
    7,625.96/10,520.68 = 4,641.30/x
  3. Step 3: Cross multiply
    7,625.96x = 10,520.68 × 4,641.30
  4. Step 4: Simplify right side
    7,625.96x = 48,829,632.08
  5. Step 5: Solve for x
    x = 48,829,632.08/7,625.96
  6. Step 6: Final answer
    x = 6,403.08

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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.