Home / 7,792.20-10,752.80-4,808.25

Finding the Fourth Proportional to 7,792.20, 10,752.80 and 4,808.25

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Solution

The fourth proportional to 7,792.20, 10,752.80 and 4,808.25 is: 6,635.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792.20 : 10,752.80 = 4,808.25 : x
  2. Step 2: Convert to fraction form
    7,792.20/10,752.80 = 4,808.25/x
  3. Step 3: Cross multiply
    7,792.20x = 10,752.80 × 4,808.25
  4. Step 4: Simplify right side
    7,792.20x = 51,702,108.86
  5. Step 5: Solve for x
    x = 51,702,108.86/7,792.20
  6. Step 6: Final answer
    x = 6,635.11

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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.