Home / 3,670.20-5,063.13-3,528.81

Finding the Fourth Proportional to 3,670.20, 5,063.13 and 3,528.81

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Solution

The fourth proportional to 3,670.20, 5,063.13 and 3,528.81 is: 4,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.20 : 5,063.13 = 3,528.81 : x
  2. Step 2: Convert to fraction form
    3,670.20/5,063.13 = 3,528.81/x
  3. Step 3: Cross multiply
    3,670.20x = 5,063.13 × 3,528.81
  4. Step 4: Simplify right side
    3,670.20x = 17,866,823.78
  5. Step 5: Solve for x
    x = 17,866,823.78/3,670.20
  6. Step 6: Final answer
    x = 4,868.08

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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.