Home / 5,553.02-7,663.12-3,314.98

Finding the Fourth Proportional to 5,553.02, 7,663.12 and 3,314.98

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Solution

The fourth proportional to 5,553.02, 7,663.12 and 3,314.98 is: 4,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.02 : 7,663.12 = 3,314.98 : x
  2. Step 2: Convert to fraction form
    5,553.02/7,663.12 = 3,314.98/x
  3. Step 3: Cross multiply
    5,553.02x = 7,663.12 × 3,314.98
  4. Step 4: Simplify right side
    5,553.02x = 25,403,089.54
  5. Step 5: Solve for x
    x = 25,403,089.54/5,553.02
  6. Step 6: Final answer
    x = 4,574.64

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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.