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Finding the Fourth Proportional to 5,292.06, 7,300.09 and 4,916.62

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Solution

The fourth proportional to 5,292.06, 7,300.09 and 4,916.62 is: 6,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.06 : 7,300.09 = 4,916.62 : x
  2. Step 2: Convert to fraction form
    5,292.06/7,300.09 = 4,916.62/x
  3. Step 3: Cross multiply
    5,292.06x = 7,300.09 × 4,916.62
  4. Step 4: Simplify right side
    5,292.06x = 35,891,768.50
  5. Step 5: Solve for x
    x = 35,891,768.50/5,292.06
  6. Step 6: Final answer
    x = 6,782.19

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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.