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Finding the Fourth Proportional to 6,598.87, 9,102.99 and 4,080.18

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Solution

The fourth proportional to 6,598.87, 9,102.99 and 4,080.18 is: 5,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,598.87 : 9,102.99 = 4,080.18 : x
  2. Step 2: Convert to fraction form
    6,598.87/9,102.99 = 4,080.18/x
  3. Step 3: Cross multiply
    6,598.87x = 9,102.99 × 4,080.18
  4. Step 4: Simplify right side
    6,598.87x = 37,141,792.22
  5. Step 5: Solve for x
    x = 37,141,792.22/6,598.87
  6. Step 6: Final answer
    x = 5,628.51

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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.