Home / 6,460.48-9,689.77-3,082.51

Finding the Fourth Proportional to 6,460.48, 9,689.77 and 3,082.51

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Solution

The fourth proportional to 6,460.48, 9,689.77 and 3,082.51 is: 4,623.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460.48 : 9,689.77 = 3,082.51 : x
  2. Step 2: Convert to fraction form
    6,460.48/9,689.77 = 3,082.51/x
  3. Step 3: Cross multiply
    6,460.48x = 9,689.77 × 3,082.51
  4. Step 4: Simplify right side
    6,460.48x = 29,868,812.92
  5. Step 5: Solve for x
    x = 29,868,812.92/6,460.48
  6. Step 6: Final answer
    x = 4,623.31

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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.