Home / 5,095.37-7,677.78-4,191.18

Finding the Fourth Proportional to 5,095.37, 7,677.78 and 4,191.18

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Solution

The fourth proportional to 5,095.37, 7,677.78 and 4,191.18 is: 6,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.37 : 7,677.78 = 4,191.18 : x
  2. Step 2: Convert to fraction form
    5,095.37/7,677.78 = 4,191.18/x
  3. Step 3: Cross multiply
    5,095.37x = 7,677.78 × 4,191.18
  4. Step 4: Simplify right side
    5,095.37x = 32,178,957.98
  5. Step 5: Solve for x
    x = 32,178,957.98/5,095.37
  6. Step 6: Final answer
    x = 6,315.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.