Home / 9,269.45-12,792.76-5,291.16

Finding the Fourth Proportional to 9,269.45, 12,792.76 and 5,291.16

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Solution

The fourth proportional to 9,269.45, 12,792.76 and 5,291.16 is: 7,302.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.45 : 12,792.76 = 5,291.16 : x
  2. Step 2: Convert to fraction form
    9,269.45/12,792.76 = 5,291.16/x
  3. Step 3: Cross multiply
    9,269.45x = 12,792.76 × 5,291.16
  4. Step 4: Simplify right side
    9,269.45x = 67,688,540.00
  5. Step 5: Solve for x
    x = 67,688,540.00/9,269.45
  6. Step 6: Final answer
    x = 7,302.33

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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.