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Finding the Fourth Proportional to 6,648.77, 9,948.53 and 4,895.07

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Solution

The fourth proportional to 6,648.77, 9,948.53 and 4,895.07 is: 7,324.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.77 : 9,948.53 = 4,895.07 : x
  2. Step 2: Convert to fraction form
    6,648.77/9,948.53 = 4,895.07/x
  3. Step 3: Cross multiply
    6,648.77x = 9,948.53 × 4,895.07
  4. Step 4: Simplify right side
    6,648.77x = 48,698,750.75
  5. Step 5: Solve for x
    x = 48,698,750.75/6,648.77
  6. Step 6: Final answer
    x = 7,324.48

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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.