Home / 10,315.53-15,470.46-4,766.04

Finding the Fourth Proportional to 10,315.53, 15,470.46 and 4,766.04

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Solution

The fourth proportional to 10,315.53, 15,470.46 and 4,766.04 is: 7,147.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315.53 : 15,470.46 = 4,766.04 : x
  2. Step 2: Convert to fraction form
    10,315.53/15,470.46 = 4,766.04/x
  3. Step 3: Cross multiply
    10,315.53x = 15,470.46 × 4,766.04
  4. Step 4: Simplify right side
    10,315.53x = 73,732,831.18
  5. Step 5: Solve for x
    x = 73,732,831.18/10,315.53
  6. Step 6: Final answer
    x = 7,147.75

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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.