Home / 5,851.50-8,777.98-2,688.18

Finding the Fourth Proportional to 5,851.50, 8,777.98 and 2,688.18

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Solution

The fourth proportional to 5,851.50, 8,777.98 and 2,688.18 is: 4,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.50 : 8,777.98 = 2,688.18 : x
  2. Step 2: Convert to fraction form
    5,851.50/8,777.98 = 2,688.18/x
  3. Step 3: Cross multiply
    5,851.50x = 8,777.98 × 2,688.18
  4. Step 4: Simplify right side
    5,851.50x = 23,596,790.28
  5. Step 5: Solve for x
    x = 23,596,790.28/5,851.50
  6. Step 6: Final answer
    x = 4,032.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.