Home / 7,635.09-10,537.05-4,491.89

Finding the Fourth Proportional to 7,635.09, 10,537.05 and 4,491.89

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Solution

The fourth proportional to 7,635.09, 10,537.05 and 4,491.89 is: 6,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.09 : 10,537.05 = 4,491.89 : x
  2. Step 2: Convert to fraction form
    7,635.09/10,537.05 = 4,491.89/x
  3. Step 3: Cross multiply
    7,635.09x = 10,537.05 × 4,491.89
  4. Step 4: Simplify right side
    7,635.09x = 47,331,273.20
  5. Step 5: Solve for x
    x = 47,331,273.20/7,635.09
  6. Step 6: Final answer
    x = 6,199.17

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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.