Home / 4,247.51-6,402.73-3,521.70

Finding the Fourth Proportional to 4,247.51, 6,402.73 and 3,521.70

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Solution

The fourth proportional to 4,247.51, 6,402.73 and 3,521.70 is: 5,308.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.51 : 6,402.73 = 3,521.70 : x
  2. Step 2: Convert to fraction form
    4,247.51/6,402.73 = 3,521.70/x
  3. Step 3: Cross multiply
    4,247.51x = 6,402.73 × 3,521.70
  4. Step 4: Simplify right side
    4,247.51x = 22,548,494.24
  5. Step 5: Solve for x
    x = 22,548,494.24/4,247.51
  6. Step 6: Final answer
    x = 5,308.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.