Home / 10,458.32-15,677.58-3,880.04

Finding the Fourth Proportional to 10,458.32, 15,677.58 and 3,880.04

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Solution

The fourth proportional to 10,458.32, 15,677.58 and 3,880.04 is: 5,816.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458.32 : 15,677.58 = 3,880.04 : x
  2. Step 2: Convert to fraction form
    10,458.32/15,677.58 = 3,880.04/x
  3. Step 3: Cross multiply
    10,458.32x = 15,677.58 × 3,880.04
  4. Step 4: Simplify right side
    10,458.32x = 60,829,637.50
  5. Step 5: Solve for x
    x = 60,829,637.50/10,458.32
  6. Step 6: Final answer
    x = 5,816.39

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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.