Home / 3,458.31-4,770.45-2,513.01

Finding the Fourth Proportional to 3,458.31, 4,770.45 and 2,513.01

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Solution

The fourth proportional to 3,458.31, 4,770.45 and 2,513.01 is: 3,466.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.31 : 4,770.45 = 2,513.01 : x
  2. Step 2: Convert to fraction form
    3,458.31/4,770.45 = 2,513.01/x
  3. Step 3: Cross multiply
    3,458.31x = 4,770.45 × 2,513.01
  4. Step 4: Simplify right side
    3,458.31x = 11,988,188.55
  5. Step 5: Solve for x
    x = 11,988,188.55/3,458.31
  6. Step 6: Final answer
    x = 3,466.49

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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.