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Finding the Fourth Proportional to 6,580.48, 9,852.48 and 5,257.92

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Solution

The fourth proportional to 6,580.48, 9,852.48 and 5,257.92 is: 7,872.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.48 : 9,852.48 = 5,257.92 : x
  2. Step 2: Convert to fraction form
    6,580.48/9,852.48 = 5,257.92/x
  3. Step 3: Cross multiply
    6,580.48x = 9,852.48 × 5,257.92
  4. Step 4: Simplify right side
    6,580.48x = 51,803,551.64
  5. Step 5: Solve for x
    x = 51,803,551.64/6,580.48
  6. Step 6: Final answer
    x = 7,872.31

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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.