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Finding the Fourth Proportional to 6,541.59, 9,809.16 and 3,256.53

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Solution

The fourth proportional to 6,541.59, 9,809.16 and 3,256.53 is: 4,883.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.59 : 9,809.16 = 3,256.53 : x
  2. Step 2: Convert to fraction form
    6,541.59/9,809.16 = 3,256.53/x
  3. Step 3: Cross multiply
    6,541.59x = 9,809.16 × 3,256.53
  4. Step 4: Simplify right side
    6,541.59x = 31,943,823.81
  5. Step 5: Solve for x
    x = 31,943,823.81/6,541.59
  6. Step 6: Final answer
    x = 4,883.19

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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.