Home / 3,541.13-5,311.09-1,075.35

Finding the Fourth Proportional to 3,541.13, 5,311.09 and 1,075.35

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Solution

The fourth proportional to 3,541.13, 5,311.09 and 1,075.35 is: 1,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.13 : 5,311.09 = 1,075.35 : x
  2. Step 2: Convert to fraction form
    3,541.13/5,311.09 = 1,075.35/x
  3. Step 3: Cross multiply
    3,541.13x = 5,311.09 × 1,075.35
  4. Step 4: Simplify right side
    3,541.13x = 5,711,280.63
  5. Step 5: Solve for x
    x = 5,711,280.63/3,541.13
  6. Step 6: Final answer
    x = 1,612.84

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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.