Home / 7,018.29-9,685.17-4,035.06

Finding the Fourth Proportional to 7,018.29, 9,685.17 and 4,035.06

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Solution

The fourth proportional to 7,018.29, 9,685.17 and 4,035.06 is: 5,568.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.29 : 9,685.17 = 4,035.06 : x
  2. Step 2: Convert to fraction form
    7,018.29/9,685.17 = 4,035.06/x
  3. Step 3: Cross multiply
    7,018.29x = 9,685.17 × 4,035.06
  4. Step 4: Simplify right side
    7,018.29x = 39,080,242.06
  5. Step 5: Solve for x
    x = 39,080,242.06/7,018.29
  6. Step 6: Final answer
    x = 5,568.34

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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.