Home / 5,693.23-7,860.32-3,903.69

Finding the Fourth Proportional to 5,693.23, 7,860.32 and 3,903.69

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Solution

The fourth proportional to 5,693.23, 7,860.32 and 3,903.69 is: 5,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.23 : 7,860.32 = 3,903.69 : x
  2. Step 2: Convert to fraction form
    5,693.23/7,860.32 = 3,903.69/x
  3. Step 3: Cross multiply
    5,693.23x = 7,860.32 × 3,903.69
  4. Step 4: Simplify right side
    5,693.23x = 30,684,252.58
  5. Step 5: Solve for x
    x = 30,684,252.58/5,693.23
  6. Step 6: Final answer
    x = 5,389.60

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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.