Home / 5,202.76-7,178.58-3,803.08

Finding the Fourth Proportional to 5,202.76, 7,178.58 and 3,803.08

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Solution

The fourth proportional to 5,202.76, 7,178.58 and 3,803.08 is: 5,247.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.76 : 7,178.58 = 3,803.08 : x
  2. Step 2: Convert to fraction form
    5,202.76/7,178.58 = 3,803.08/x
  3. Step 3: Cross multiply
    5,202.76x = 7,178.58 × 3,803.08
  4. Step 4: Simplify right side
    5,202.76x = 27,300,714.03
  5. Step 5: Solve for x
    x = 27,300,714.03/5,202.76
  6. Step 6: Final answer
    x = 5,247.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.