Home / 6,864.21-10,296.27-1,670.07

Finding the Fourth Proportional to 6,864.21, 10,296.27 and 1,670.07

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Solution

The fourth proportional to 6,864.21, 10,296.27 and 1,670.07 is: 2,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.21 : 10,296.27 = 1,670.07 : x
  2. Step 2: Convert to fraction form
    6,864.21/10,296.27 = 1,670.07/x
  3. Step 3: Cross multiply
    6,864.21x = 10,296.27 × 1,670.07
  4. Step 4: Simplify right side
    6,864.21x = 17,195,491.64
  5. Step 5: Solve for x
    x = 17,195,491.64/6,864.21
  6. Step 6: Final answer
    x = 2,505.09

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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.