Home / 7,722.32-10,656.84-4,185.52

Finding the Fourth Proportional to 7,722.32, 10,656.84 and 4,185.52

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Solution

The fourth proportional to 7,722.32, 10,656.84 and 4,185.52 is: 5,776.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.32 : 10,656.84 = 4,185.52 : x
  2. Step 2: Convert to fraction form
    7,722.32/10,656.84 = 4,185.52/x
  3. Step 3: Cross multiply
    7,722.32x = 10,656.84 × 4,185.52
  4. Step 4: Simplify right side
    7,722.32x = 44,604,416.96
  5. Step 5: Solve for x
    x = 44,604,416.96/7,722.32
  6. Step 6: Final answer
    x = 5,776.04

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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.