Home / 5,669.80-8,503.62-1,972.24

Finding the Fourth Proportional to 5,669.80, 8,503.62 and 1,972.24

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Solution

The fourth proportional to 5,669.80, 8,503.62 and 1,972.24 is: 2,957.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.80 : 8,503.62 = 1,972.24 : x
  2. Step 2: Convert to fraction form
    5,669.80/8,503.62 = 1,972.24/x
  3. Step 3: Cross multiply
    5,669.80x = 8,503.62 × 1,972.24
  4. Step 4: Simplify right side
    5,669.80x = 16,771,179.51
  5. Step 5: Solve for x
    x = 16,771,179.51/5,669.80
  6. Step 6: Final answer
    x = 2,957.98

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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.