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Finding the Fourth Proportional to 6,585.73, 9,831.64 and 6,355.06

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Solution

The fourth proportional to 6,585.73, 9,831.64 and 6,355.06 is: 9,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585.73 : 9,831.64 = 6,355.06 : x
  2. Step 2: Convert to fraction form
    6,585.73/9,831.64 = 6,355.06/x
  3. Step 3: Cross multiply
    6,585.73x = 9,831.64 × 6,355.06
  4. Step 4: Simplify right side
    6,585.73x = 62,480,662.10
  5. Step 5: Solve for x
    x = 62,480,662.10/6,585.73
  6. Step 6: Final answer
    x = 9,487.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.