Home / 6,864.30-10,296.42-1,670.19

Finding the Fourth Proportional to 6,864.30, 10,296.42 and 1,670.19

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Solution

The fourth proportional to 6,864.30, 10,296.42 and 1,670.19 is: 2,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.30 : 10,296.42 = 1,670.19 : x
  2. Step 2: Convert to fraction form
    6,864.30/10,296.42 = 1,670.19/x
  3. Step 3: Cross multiply
    6,864.30x = 10,296.42 × 1,670.19
  4. Step 4: Simplify right side
    6,864.30x = 17,196,977.72
  5. Step 5: Solve for x
    x = 17,196,977.72/6,864.30
  6. Step 6: Final answer
    x = 2,505.28

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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.