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Finding the Fourth Proportional to 6,376.48, 9,550.08 and 4,430.08

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Solution

The fourth proportional to 6,376.48, 9,550.08 and 4,430.08 is: 6,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.48 : 9,550.08 = 4,430.08 : x
  2. Step 2: Convert to fraction form
    6,376.48/9,550.08 = 4,430.08/x
  3. Step 3: Cross multiply
    6,376.48x = 9,550.08 × 4,430.08
  4. Step 4: Simplify right side
    6,376.48x = 42,307,618.41
  5. Step 5: Solve for x
    x = 42,307,618.41/6,376.48
  6. Step 6: Final answer
    x = 6,634.95

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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.