Home / 5,985.23-8,977.86-2,088.72

Finding the Fourth Proportional to 5,985.23, 8,977.86 and 2,088.72

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Solution

The fourth proportional to 5,985.23, 8,977.86 and 2,088.72 is: 3,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.23 : 8,977.86 = 2,088.72 : x
  2. Step 2: Convert to fraction form
    5,985.23/8,977.86 = 2,088.72/x
  3. Step 3: Cross multiply
    5,985.23x = 8,977.86 × 2,088.72
  4. Step 4: Simplify right side
    5,985.23x = 18,752,235.74
  5. Step 5: Solve for x
    x = 18,752,235.74/5,985.23
  6. Step 6: Final answer
    x = 3,133.09

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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.