Home / 6,705.68-10,045.08-5,321.36

Finding the Fourth Proportional to 6,705.68, 10,045.08 and 5,321.36

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Solution

The fourth proportional to 6,705.68, 10,045.08 and 5,321.36 is: 7,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705.68 : 10,045.08 = 5,321.36 : x
  2. Step 2: Convert to fraction form
    6,705.68/10,045.08 = 5,321.36/x
  3. Step 3: Cross multiply
    6,705.68x = 10,045.08 × 5,321.36
  4. Step 4: Simplify right side
    6,705.68x = 53,453,486.91
  5. Step 5: Solve for x
    x = 53,453,486.91/6,705.68
  6. Step 6: Final answer
    x = 7,971.37

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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.