Home / 2,309.15-3,461.79-1,075.92

Finding the Fourth Proportional to 2,309.15, 3,461.79 and 1,075.92

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Solution

The fourth proportional to 2,309.15, 3,461.79 and 1,075.92 is: 1,612.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.15 : 3,461.79 = 1,075.92 : x
  2. Step 2: Convert to fraction form
    2,309.15/3,461.79 = 1,075.92/x
  3. Step 3: Cross multiply
    2,309.15x = 3,461.79 × 1,075.92
  4. Step 4: Simplify right side
    2,309.15x = 3,724,609.10
  5. Step 5: Solve for x
    x = 3,724,609.10/2,309.15
  6. Step 6: Final answer
    x = 1,612.98

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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.