Home / 5,666.02-7,821.95-3,542.73

Finding the Fourth Proportional to 5,666.02, 7,821.95 and 3,542.73

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Solution

The fourth proportional to 5,666.02, 7,821.95 and 3,542.73 is: 4,890.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.02 : 7,821.95 = 3,542.73 : x
  2. Step 2: Convert to fraction form
    5,666.02/7,821.95 = 3,542.73/x
  3. Step 3: Cross multiply
    5,666.02x = 7,821.95 × 3,542.73
  4. Step 4: Simplify right side
    5,666.02x = 27,711,056.92
  5. Step 5: Solve for x
    x = 27,711,056.92/5,666.02
  6. Step 6: Final answer
    x = 4,890.74

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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.