Home / 6,900.33-9,521.19-4,068.59

Finding the Fourth Proportional to 6,900.33, 9,521.19 and 4,068.59

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Solution

The fourth proportional to 6,900.33, 9,521.19 and 4,068.59 is: 5,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.33 : 9,521.19 = 4,068.59 : x
  2. Step 2: Convert to fraction form
    6,900.33/9,521.19 = 4,068.59/x
  3. Step 3: Cross multiply
    6,900.33x = 9,521.19 × 4,068.59
  4. Step 4: Simplify right side
    6,900.33x = 38,737,842.23
  5. Step 5: Solve for x
    x = 38,737,842.23/6,900.33
  6. Step 6: Final answer
    x = 5,613.91

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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.