Home / 5,585.13-8,365.95-2,660.49

Finding the Fourth Proportional to 5,585.13, 8,365.95 and 2,660.49

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Solution

The fourth proportional to 5,585.13, 8,365.95 and 2,660.49 is: 3,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.13 : 8,365.95 = 2,660.49 : x
  2. Step 2: Convert to fraction form
    5,585.13/8,365.95 = 2,660.49/x
  3. Step 3: Cross multiply
    5,585.13x = 8,365.95 × 2,660.49
  4. Step 4: Simplify right side
    5,585.13x = 22,257,526.32
  5. Step 5: Solve for x
    x = 22,257,526.32/5,585.13
  6. Step 6: Final answer
    x = 3,985.14

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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.