Home / 8,246.48-11,380.58-4,888.56

Finding the Fourth Proportional to 8,246.48, 11,380.58 and 4,888.56

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Solution

The fourth proportional to 8,246.48, 11,380.58 and 4,888.56 is: 6,746.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.48 : 11,380.58 = 4,888.56 : x
  2. Step 2: Convert to fraction form
    8,246.48/11,380.58 = 4,888.56/x
  3. Step 3: Cross multiply
    8,246.48x = 11,380.58 × 4,888.56
  4. Step 4: Simplify right side
    8,246.48x = 55,634,648.16
  5. Step 5: Solve for x
    x = 55,634,648.16/8,246.48
  6. Step 6: Final answer
    x = 6,746.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.