Home / 5,860.13-8,784-2,159.99

Finding the Fourth Proportional to 5,860.13, 8,784 and 2,159.99

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Solution

The fourth proportional to 5,860.13, 8,784 and 2,159.99 is: 3,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.13 : 8,784 = 2,159.99 : x
  2. Step 2: Convert to fraction form
    5,860.13/8,784 = 2,159.99/x
  3. Step 3: Cross multiply
    5,860.13x = 8,784 × 2,159.99
  4. Step 4: Simplify right side
    5,860.13x = 18,973,308.24
  5. Step 5: Solve for x
    x = 18,973,308.24/5,860.13
  6. Step 6: Final answer
    x = 3,237.70

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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.