Home / 10,389.44-15,582.24-4,544.96

Finding the Fourth Proportional to 10,389.44, 15,582.24 and 4,544.96

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Solution

The fourth proportional to 10,389.44, 15,582.24 and 4,544.96 is: 6,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389.44 : 15,582.24 = 4,544.96 : x
  2. Step 2: Convert to fraction form
    10,389.44/15,582.24 = 4,544.96/x
  3. Step 3: Cross multiply
    10,389.44x = 15,582.24 × 4,544.96
  4. Step 4: Simplify right side
    10,389.44x = 70,820,657.51
  5. Step 5: Solve for x
    x = 70,820,657.51/10,389.44
  6. Step 6: Final answer
    x = 6,816.60

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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.