Home / 7,536.60-10,405.20-4,705.80

Finding the Fourth Proportional to 7,536.60, 10,405.20 and 4,705.80

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Solution

The fourth proportional to 7,536.60, 10,405.20 and 4,705.80 is: 6,496.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.60 : 10,405.20 = 4,705.80 : x
  2. Step 2: Convert to fraction form
    7,536.60/10,405.20 = 4,705.80/x
  3. Step 3: Cross multiply
    7,536.60x = 10,405.20 × 4,705.80
  4. Step 4: Simplify right side
    7,536.60x = 48,964,790.16
  5. Step 5: Solve for x
    x = 48,964,790.16/7,536.60
  6. Step 6: Final answer
    x = 6,496.93

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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.