Home / 7,605.90-11,410.47-3,225.42

Finding the Fourth Proportional to 7,605.90, 11,410.47 and 3,225.42

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Solution

The fourth proportional to 7,605.90, 11,410.47 and 3,225.42 is: 4,838.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.90 : 11,410.47 = 3,225.42 : x
  2. Step 2: Convert to fraction form
    7,605.90/11,410.47 = 3,225.42/x
  3. Step 3: Cross multiply
    7,605.90x = 11,410.47 × 3,225.42
  4. Step 4: Simplify right side
    7,605.90x = 36,803,558.15
  5. Step 5: Solve for x
    x = 36,803,558.15/7,605.90
  6. Step 6: Final answer
    x = 4,838.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.