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Finding the Fourth Proportional to 4,866.32, 6,670.48 and 4,800.68

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Solution

The fourth proportional to 4,866.32, 6,670.48 and 4,800.68 is: 6,580.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,866.32 : 6,670.48 = 4,800.68 : x
  2. Step 2: Convert to fraction form
    4,866.32/6,670.48 = 4,800.68/x
  3. Step 3: Cross multiply
    4,866.32x = 6,670.48 × 4,800.68
  4. Step 4: Simplify right side
    4,866.32x = 32,022,839.93
  5. Step 5: Solve for x
    x = 32,022,839.93/4,866.32
  6. Step 6: Final answer
    x = 6,580.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.