Home / 5,268.16-7,929.40-4,633.12

Finding the Fourth Proportional to 5,268.16, 7,929.40 and 4,633.12

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Solution

The fourth proportional to 5,268.16, 7,929.40 and 4,633.12 is: 6,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.16 : 7,929.40 = 4,633.12 : x
  2. Step 2: Convert to fraction form
    5,268.16/7,929.40 = 4,633.12/x
  3. Step 3: Cross multiply
    5,268.16x = 7,929.40 × 4,633.12
  4. Step 4: Simplify right side
    5,268.16x = 36,737,861.73
  5. Step 5: Solve for x
    x = 36,737,861.73/5,268.16
  6. Step 6: Final answer
    x = 6,973.57

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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.