Home / 10,397.23-15,606.92-4,477.03

Finding the Fourth Proportional to 10,397.23, 15,606.92 and 4,477.03

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Solution

The fourth proportional to 10,397.23, 15,606.92 and 4,477.03 is: 6,720.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.23 : 15,606.92 = 4,477.03 : x
  2. Step 2: Convert to fraction form
    10,397.23/15,606.92 = 4,477.03/x
  3. Step 3: Cross multiply
    10,397.23x = 15,606.92 × 4,477.03
  4. Step 4: Simplify right side
    10,397.23x = 69,872,621.22
  5. Step 5: Solve for x
    x = 69,872,621.22/10,397.23
  6. Step 6: Final answer
    x = 6,720.31

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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.