Home / 9,403.30-12,975.64-5,625.70

Finding the Fourth Proportional to 9,403.30, 12,975.64 and 5,625.70

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Solution

The fourth proportional to 9,403.30, 12,975.64 and 5,625.70 is: 7,762.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403.30 : 12,975.64 = 5,625.70 : x
  2. Step 2: Convert to fraction form
    9,403.30/12,975.64 = 5,625.70/x
  3. Step 3: Cross multiply
    9,403.30x = 12,975.64 × 5,625.70
  4. Step 4: Simplify right side
    9,403.30x = 72,997,057.95
  5. Step 5: Solve for x
    x = 72,997,057.95/9,403.30
  6. Step 6: Final answer
    x = 7,762.92

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.