Home / 7,605.24-10,491.30-4,812.36

Finding the Fourth Proportional to 7,605.24, 10,491.30 and 4,812.36

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Solution

The fourth proportional to 7,605.24, 10,491.30 and 4,812.36 is: 6,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.24 : 10,491.30 = 4,812.36 : x
  2. Step 2: Convert to fraction form
    7,605.24/10,491.30 = 4,812.36/x
  3. Step 3: Cross multiply
    7,605.24x = 10,491.30 × 4,812.36
  4. Step 4: Simplify right side
    7,605.24x = 50,487,912.47
  5. Step 5: Solve for x
    x = 50,487,912.47/7,605.24
  6. Step 6: Final answer
    x = 6,638.57

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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.