Home / 3,519.04-5,277.28-1,178.64

Finding the Fourth Proportional to 3,519.04, 5,277.28 and 1,178.64

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Solution

The fourth proportional to 3,519.04, 5,277.28 and 1,178.64 is: 1,767.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.04 : 5,277.28 = 1,178.64 : x
  2. Step 2: Convert to fraction form
    3,519.04/5,277.28 = 1,178.64/x
  3. Step 3: Cross multiply
    3,519.04x = 5,277.28 × 1,178.64
  4. Step 4: Simplify right side
    3,519.04x = 6,220,013.30
  5. Step 5: Solve for x
    x = 6,220,013.30/3,519.04
  6. Step 6: Final answer
    x = 1,767.53

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1.5x scale

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.