Home / 4,831.30-7,244.93-1,543.51

Finding the Fourth Proportional to 4,831.30, 7,244.93 and 1,543.51

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Solution

The fourth proportional to 4,831.30, 7,244.93 and 1,543.51 is: 2,314.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.30 : 7,244.93 = 1,543.51 : x
  2. Step 2: Convert to fraction form
    4,831.30/7,244.93 = 1,543.51/x
  3. Step 3: Cross multiply
    4,831.30x = 7,244.93 × 1,543.51
  4. Step 4: Simplify right side
    4,831.30x = 11,182,614.19
  5. Step 5: Solve for x
    x = 11,182,614.19/4,831.30
  6. Step 6: Final answer
    x = 2,314.62

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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.