Home / 4,831.52-7,247.28-1,368.32

Finding the Fourth Proportional to 4,831.52, 7,247.28 and 1,368.32

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Solution

The fourth proportional to 4,831.52, 7,247.28 and 1,368.32 is: 2,052.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.52 : 7,247.28 = 1,368.32 : x
  2. Step 2: Convert to fraction form
    4,831.52/7,247.28 = 1,368.32/x
  3. Step 3: Cross multiply
    4,831.52x = 7,247.28 × 1,368.32
  4. Step 4: Simplify right side
    4,831.52x = 9,916,598.17
  5. Step 5: Solve for x
    x = 9,916,598.17/4,831.52
  6. Step 6: Final answer
    x = 2,052.48

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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.