Home / 9,124.20-13,686.30-5,795.10

Finding the Fourth Proportional to 9,124.20, 13,686.30 and 5,795.10

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Solution

The fourth proportional to 9,124.20, 13,686.30 and 5,795.10 is: 8,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,124.20 : 13,686.30 = 5,795.10 : x
  2. Step 2: Convert to fraction form
    9,124.20/13,686.30 = 5,795.10/x
  3. Step 3: Cross multiply
    9,124.20x = 13,686.30 × 5,795.10
  4. Step 4: Simplify right side
    9,124.20x = 79,313,477.13
  5. Step 5: Solve for x
    x = 79,313,477.13/9,124.20
  6. Step 6: Final answer
    x = 8,692.65

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.