Home / 6,882.17-10,323.29-1,688.05

Finding the Fourth Proportional to 6,882.17, 10,323.29 and 1,688.05

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Solution

The fourth proportional to 6,882.17, 10,323.29 and 1,688.05 is: 2,532.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,882.17 : 10,323.29 = 1,688.05 : x
  2. Step 2: Convert to fraction form
    6,882.17/10,323.29 = 1,688.05/x
  3. Step 3: Cross multiply
    6,882.17x = 10,323.29 × 1,688.05
  4. Step 4: Simplify right side
    6,882.17x = 17,426,229.68
  5. Step 5: Solve for x
    x = 17,426,229.68/6,882.17
  6. Step 6: Final answer
    x = 2,532.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.