Home / 9,269.44-12,792.90-5,291.13

Finding the Fourth Proportional to 9,269.44, 12,792.90 and 5,291.13

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Solution

The fourth proportional to 9,269.44, 12,792.90 and 5,291.13 is: 7,302.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.44 : 12,792.90 = 5,291.13 : x
  2. Step 2: Convert to fraction form
    9,269.44/12,792.90 = 5,291.13/x
  3. Step 3: Cross multiply
    9,269.44x = 12,792.90 × 5,291.13
  4. Step 4: Simplify right side
    9,269.44x = 67,688,896.98
  5. Step 5: Solve for x
    x = 67,688,896.98/9,269.44
  6. Step 6: Final answer
    x = 7,302.37

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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.