Home / 4,699.12-7,083.28-4,304.76

Finding the Fourth Proportional to 4,699.12, 7,083.28 and 4,304.76

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Solution

The fourth proportional to 4,699.12, 7,083.28 and 4,304.76 is: 6,488.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.12 : 7,083.28 = 4,304.76 : x
  2. Step 2: Convert to fraction form
    4,699.12/7,083.28 = 4,304.76/x
  3. Step 3: Cross multiply
    4,699.12x = 7,083.28 × 4,304.76
  4. Step 4: Simplify right side
    4,699.12x = 30,491,820.41
  5. Step 5: Solve for x
    x = 30,491,820.41/4,699.12
  6. Step 6: Final answer
    x = 6,488.84

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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.