Home / 3,302.88-4,930.74-3,187.53

Finding the Fourth Proportional to 3,302.88, 4,930.74 and 3,187.53

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Solution

The fourth proportional to 3,302.88, 4,930.74 and 3,187.53 is: 4,758.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.88 : 4,930.74 = 3,187.53 : x
  2. Step 2: Convert to fraction form
    3,302.88/4,930.74 = 3,187.53/x
  3. Step 3: Cross multiply
    3,302.88x = 4,930.74 × 3,187.53
  4. Step 4: Simplify right side
    3,302.88x = 15,716,881.67
  5. Step 5: Solve for x
    x = 15,716,881.67/3,302.88
  6. Step 6: Final answer
    x = 4,758.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.