Home / 6,541.29-9,812.33-2,158.79

Finding the Fourth Proportional to 6,541.29, 9,812.33 and 2,158.79

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Solution

The fourth proportional to 6,541.29, 9,812.33 and 2,158.79 is: 3,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.29 : 9,812.33 = 2,158.79 : x
  2. Step 2: Convert to fraction form
    6,541.29/9,812.33 = 2,158.79/x
  3. Step 3: Cross multiply
    6,541.29x = 9,812.33 × 2,158.79
  4. Step 4: Simplify right side
    6,541.29x = 21,182,700.03
  5. Step 5: Solve for x
    x = 21,182,700.03/6,541.29
  6. Step 6: Final answer
    x = 3,238.31

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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.