Home / 10,329.63-15,482.14-5,397.94

Finding the Fourth Proportional to 10,329.63, 15,482.14 and 5,397.94

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Solution

The fourth proportional to 10,329.63, 15,482.14 and 5,397.94 is: 8,090.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.63 : 15,482.14 = 5,397.94 : x
  2. Step 2: Convert to fraction form
    10,329.63/15,482.14 = 5,397.94/x
  3. Step 3: Cross multiply
    10,329.63x = 15,482.14 × 5,397.94
  4. Step 4: Simplify right side
    10,329.63x = 83,571,635.80
  5. Step 5: Solve for x
    x = 83,571,635.80/10,329.63
  6. Step 6: Final answer
    x = 8,090.48

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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.