Home / 7,506.86-10,360.34-6,245.69

Finding the Fourth Proportional to 7,506.86, 10,360.34 and 6,245.69

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Solution

The fourth proportional to 7,506.86, 10,360.34 and 6,245.69 is: 8,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.86 : 10,360.34 = 6,245.69 : x
  2. Step 2: Convert to fraction form
    7,506.86/10,360.34 = 6,245.69/x
  3. Step 3: Cross multiply
    7,506.86x = 10,360.34 × 6,245.69
  4. Step 4: Simplify right side
    7,506.86x = 64,707,388.90
  5. Step 5: Solve for x
    x = 64,707,388.90/7,506.86
  6. Step 6: Final answer
    x = 8,619.77

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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.