Home / 5,137.02-7,660.47-5,090.27

Finding the Fourth Proportional to 5,137.02, 7,660.47 and 5,090.27

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Solution

The fourth proportional to 5,137.02, 7,660.47 and 5,090.27 is: 7,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137.02 : 7,660.47 = 5,090.27 : x
  2. Step 2: Convert to fraction form
    5,137.02/7,660.47 = 5,090.27/x
  3. Step 3: Cross multiply
    5,137.02x = 7,660.47 × 5,090.27
  4. Step 4: Simplify right side
    5,137.02x = 38,993,862.96
  5. Step 5: Solve for x
    x = 38,993,862.96/5,137.02
  6. Step 6: Final answer
    x = 7,590.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.