Home / 2,530.19-3,792.67-969.77

Finding the Fourth Proportional to 2,530.19, 3,792.67 and 969.77

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Solution

The fourth proportional to 2,530.19, 3,792.67 and 969.77 is: 1,453.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.19 : 3,792.67 = 969.77 : x
  2. Step 2: Convert to fraction form
    2,530.19/3,792.67 = 969.77/x
  3. Step 3: Cross multiply
    2,530.19x = 3,792.67 × 969.77
  4. Step 4: Simplify right side
    2,530.19x = 3,678,030.10
  5. Step 5: Solve for x
    x = 3,678,030.10/2,530.19
  6. Step 6: Final answer
    x = 1,453.66

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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.