Home / 9,089.17-12,542.99-5,055.87

Finding the Fourth Proportional to 9,089.17, 12,542.99 and 5,055.87

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Solution

The fourth proportional to 9,089.17, 12,542.99 and 5,055.87 is: 6,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.17 : 12,542.99 = 5,055.87 : x
  2. Step 2: Convert to fraction form
    9,089.17/12,542.99 = 5,055.87/x
  3. Step 3: Cross multiply
    9,089.17x = 12,542.99 × 5,055.87
  4. Step 4: Simplify right side
    9,089.17x = 63,415,726.85
  5. Step 5: Solve for x
    x = 63,415,726.85/9,089.17
  6. Step 6: Final answer
    x = 6,977.06

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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.