Home / 4,727.30-7,118.46-3,503.39

Finding the Fourth Proportional to 4,727.30, 7,118.46 and 3,503.39

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Solution

The fourth proportional to 4,727.30, 7,118.46 and 3,503.39 is: 5,275.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.30 : 7,118.46 = 3,503.39 : x
  2. Step 2: Convert to fraction form
    4,727.30/7,118.46 = 3,503.39/x
  3. Step 3: Cross multiply
    4,727.30x = 7,118.46 × 3,503.39
  4. Step 4: Simplify right side
    4,727.30x = 24,938,705.99
  5. Step 5: Solve for x
    x = 24,938,705.99/4,727.30
  6. Step 6: Final answer
    x = 5,275.47

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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.