Home / 4,830.39-6,666.21-2,734.11

Finding the Fourth Proportional to 4,830.39, 6,666.21 and 2,734.11

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Solution

The fourth proportional to 4,830.39, 6,666.21 and 2,734.11 is: 3,773.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.39 : 6,666.21 = 2,734.11 : x
  2. Step 2: Convert to fraction form
    4,830.39/6,666.21 = 2,734.11/x
  3. Step 3: Cross multiply
    4,830.39x = 6,666.21 × 2,734.11
  4. Step 4: Simplify right side
    4,830.39x = 18,226,151.42
  5. Step 5: Solve for x
    x = 18,226,151.42/4,830.39
  6. Step 6: Final answer
    x = 3,773.23

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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.