Home / 4,938.30-7,415.55-3,302.10

Finding the Fourth Proportional to 4,938.30, 7,415.55 and 3,302.10

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Solution

The fourth proportional to 4,938.30, 7,415.55 and 3,302.10 is: 4,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.30 : 7,415.55 = 3,302.10 : x
  2. Step 2: Convert to fraction form
    4,938.30/7,415.55 = 3,302.10/x
  3. Step 3: Cross multiply
    4,938.30x = 7,415.55 × 3,302.10
  4. Step 4: Simplify right side
    4,938.30x = 24,486,887.66
  5. Step 5: Solve for x
    x = 24,486,887.66/4,938.30
  6. Step 6: Final answer
    x = 4,958.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.