Home / 6,998.90-10,486.20-4,532.45

Finding the Fourth Proportional to 6,998.90, 10,486.20 and 4,532.45

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Solution

The fourth proportional to 6,998.90, 10,486.20 and 4,532.45 is: 6,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.90 : 10,486.20 = 4,532.45 : x
  2. Step 2: Convert to fraction form
    6,998.90/10,486.20 = 4,532.45/x
  3. Step 3: Cross multiply
    6,998.90x = 10,486.20 × 4,532.45
  4. Step 4: Simplify right side
    6,998.90x = 47,528,177.19
  5. Step 5: Solve for x
    x = 47,528,177.19/6,998.90
  6. Step 6: Final answer
    x = 6,790.81

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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.