Home / 6,864.59-10,296.89-1,670.42

Finding the Fourth Proportional to 6,864.59, 10,296.89 and 1,670.42

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Solution

The fourth proportional to 6,864.59, 10,296.89 and 1,670.42 is: 2,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.59 : 10,296.89 = 1,670.42 : x
  2. Step 2: Convert to fraction form
    6,864.59/10,296.89 = 1,670.42/x
  3. Step 3: Cross multiply
    6,864.59x = 10,296.89 × 1,670.42
  4. Step 4: Simplify right side
    6,864.59x = 17,200,071.16
  5. Step 5: Solve for x
    x = 17,200,071.16/6,864.59
  6. Step 6: Final answer
    x = 2,505.62

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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.