Home / 7,024.23-9,693-3,880.42

Finding the Fourth Proportional to 7,024.23, 9,693 and 3,880.42

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Solution

The fourth proportional to 7,024.23, 9,693 and 3,880.42 is: 5,354.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.23 : 9,693 = 3,880.42 : x
  2. Step 2: Convert to fraction form
    7,024.23/9,693 = 3,880.42/x
  3. Step 3: Cross multiply
    7,024.23x = 9,693 × 3,880.42
  4. Step 4: Simplify right side
    7,024.23x = 37,612,886.83
  5. Step 5: Solve for x
    x = 37,612,886.83/7,024.23
  6. Step 6: Final answer
    x = 5,354.73

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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.