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Finding the Fourth Proportional to 6,295.64, 8,687.99 and 3,501.14

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Solution

The fourth proportional to 6,295.64, 8,687.99 and 3,501.14 is: 4,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.64 : 8,687.99 = 3,501.14 : x
  2. Step 2: Convert to fraction form
    6,295.64/8,687.99 = 3,501.14/x
  3. Step 3: Cross multiply
    6,295.64x = 8,687.99 × 3,501.14
  4. Step 4: Simplify right side
    6,295.64x = 30,417,883.49
  5. Step 5: Solve for x
    x = 30,417,883.49/6,295.64
  6. Step 6: Final answer
    x = 4,831.58

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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.