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Finding the Fourth Proportional to 4,831.61, 7,232.83 and 4,369.61

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Solution

The fourth proportional to 4,831.61, 7,232.83 and 4,369.61 is: 6,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.61 : 7,232.83 = 4,369.61 : x
  2. Step 2: Convert to fraction form
    4,831.61/7,232.83 = 4,369.61/x
  3. Step 3: Cross multiply
    4,831.61x = 7,232.83 × 4,369.61
  4. Step 4: Simplify right side
    4,831.61x = 31,604,612.77
  5. Step 5: Solve for x
    x = 31,604,612.77/4,831.61
  6. Step 6: Final answer
    x = 6,541.22

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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.