Home / 10,398.32-15,583.68-4,548.56

Finding the Fourth Proportional to 10,398.32, 15,583.68 and 4,548.56

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Solution

The fourth proportional to 10,398.32, 15,583.68 and 4,548.56 is: 6,816.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,398.32 : 15,583.68 = 4,548.56 : x
  2. Step 2: Convert to fraction form
    10,398.32/15,583.68 = 4,548.56/x
  3. Step 3: Cross multiply
    10,398.32x = 15,583.68 × 4,548.56
  4. Step 4: Simplify right side
    10,398.32x = 70,883,303.50
  5. Step 5: Solve for x
    x = 70,883,303.50/10,398.32
  6. Step 6: Final answer
    x = 6,816.80

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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.