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Finding the Fourth Proportional to 6,495.18, 9,751.16 and 5,576.64

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Solution

The fourth proportional to 6,495.18, 9,751.16 and 5,576.64 is: 8,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,495.18 : 9,751.16 = 5,576.64 : x
  2. Step 2: Convert to fraction form
    6,495.18/9,751.16 = 5,576.64/x
  3. Step 3: Cross multiply
    6,495.18x = 9,751.16 × 5,576.64
  4. Step 4: Simplify right side
    6,495.18x = 54,378,681.02
  5. Step 5: Solve for x
    x = 54,378,681.02/6,495.18
  6. Step 6: Final answer
    x = 8,372.16

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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.