Home / 7,309.10-10,968.51-2,692.10

Finding the Fourth Proportional to 7,309.10, 10,968.51 and 2,692.10

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Solution

The fourth proportional to 7,309.10, 10,968.51 and 2,692.10 is: 4,039.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309.10 : 10,968.51 = 2,692.10 : x
  2. Step 2: Convert to fraction form
    7,309.10/10,968.51 = 2,692.10/x
  3. Step 3: Cross multiply
    7,309.10x = 10,968.51 × 2,692.10
  4. Step 4: Simplify right side
    7,309.10x = 29,528,264.20
  5. Step 5: Solve for x
    x = 29,528,264.20/7,309.10
  6. Step 6: Final answer
    x = 4,039.93

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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.