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Finding the Fourth Proportional to 10,792.80, 14,894.16 and 6,601.08

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Solution

The fourth proportional to 10,792.80, 14,894.16 and 6,601.08 is: 9,109.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,792.80 : 14,894.16 = 6,601.08 : x
  2. Step 2: Convert to fraction form
    10,792.80/14,894.16 = 6,601.08/x
  3. Step 3: Cross multiply
    10,792.80x = 14,894.16 × 6,601.08
  4. Step 4: Simplify right side
    10,792.80x = 98,317,541.69
  5. Step 5: Solve for x
    x = 98,317,541.69/10,792.80
  6. Step 6: Final answer
    x = 9,109.55

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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.